(CommandList
  children: [
    (CommandList
      children: [
        (Sentence
          child: 
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:PATH)
                  op: Equal
                  rhs: 
                    {(/bin) (Lit_Other ':') (/usr/bin) (Lit_Other ':') (/sbin) (Lit_Other ':') 
                      (/usr/sbin)
                    }
                  spids: [97]
                )
              ]
              spids: [97]
            )
          terminator: <Op_Semi ';'>
        )
        (C {(export)} {(PATH)})
      ]
    )
    (C {(exec)} {(sysctl)} {(-n)} {(hw.pagesize)})
  ]
)