(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:app)
          op: assign_op.Equal
          rhs: {(DQ <Dropbox.app>)}
          spids: [7]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:verbose)
          op: assign_op.Equal
          rhs: {<1>}
          spids: [12]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:running)
          op: assign_op.Equal
          rhs: 
            {
              (DQ 
                (command_sub
                  left_token: <Id.Left_DollarParen '$('>
                  child: 
                    (command.Pipeline
                      children: [
                        (C {<ps>} {<aux>})
                        (C {<grep>} {<-i>} {($ Id.VSub_DollarName '$app')})
                        (C {<grep>} {<-v>} {<grep>})
                      ]
                      negated: F
                    )
                )
              )
            }
          spids: [16]
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_Number '$1'))} {<Id.Lit_Equals '='>} 
                      {(DQ <-s>)} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:verbose)
                  op: assign_op.Equal
                  rhs: {<0>}
                  spids: [66]
                )
              ]
            )
          ]
          spids: [42 60]
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {<Id.KW_Bang '!'>} {<-z>} 
                      {(DQ ($ Id.VSub_DollarName '$running'))} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {($ Id.VSub_DollarName '$verbose')} {<-eq>} {<1>} 
                              {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (C {<echo>} 
                      {
                        (DQ ($ Id.VSub_DollarName '$app') <' is running with PID '> 
                          (command_sub
                            left_token: <Id.Left_DollarParen '$('>
                            child: 
                              (command.Pipeline
                                children: [
                                  (C {<echo>} {($ Id.VSub_DollarName '$running')})
                                  (C {<cut>} 
                                    {<-d> (word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\ '>)} {<-f2>}
                                  )
                                ]
                                negated: F
                              )
                          )
                        )
                      }
                    )
                  ]
                  spids: [91 105]
                )
              ]
            )
          ]
          spids: [72 88]
        )
      ]
      else_action: [
        (command.If
          arms: [
            (if_arm
              cond: 
                (condition.Shell
                  commands: [
                    (command.Sentence
                      child: 
                        (C {<Id.Lit_LBracket '['>} {($ Id.VSub_DollarName '$verbose')} {<-eq>} {<1>} 
                          {<Id.Lit_RBracket ']'>}
                        )
                      terminator: <Id.Op_Semi _>
                    )
                  ]
                )
              action: [(C {<echo>} {(DQ <'Launching '> ($ Id.VSub_DollarName '$app'))})]
              spids: [135 149]
            )
          ]
        )
        (C {<open>} {<-a>} {($ Id.VSub_DollarName '$app')})
      ]
    )
    (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<0>})
  ]
)