!BRIEF [-exo] [-i] <infile> [[-o] <outfile>]
!PARAMETER -i
  !ALIAS -in
  !TYPE string
  !REQUIRED true
  !BRIEF input file name
  !KEYLESS 1
!END
!PARAMETER -o
  !ALIAS -out
  !TYPE string
  !REQUIRED false
  !BRIEF output file name
  !KEYLESS 2
!END
!PARAMETER -exo
  !TYPE bool
  !DEFAULT true
  !BRIEF Include non-ring atoms double bonded to a ring
!END
