!BRIEF [-minhac <num>] [-maxhac <num>] [-minwt <num>] [-maxwt <num>] [-i] <input> [[-o] <output>]
!PARAMETER -i
  !TYPE string
  !REQUIRED true
  !BRIEF Input file name
  !KEYLESS 1
!END
!PARAMETER -o
  !TYPE string
  !REQUIRED false
  !BRIEF Output file name
  !KEYLESS 2
!END
!PARAMETER -minhac
  !TYPE int
  !REQUIRED false
  !BRIEF minimum heavy atom count
!END
!PARAMETER -maxhac
  !TYPE int
  !REQUIRED false
  !BRIEF maximum heavy atom count
!END
!PARAMETER -minwt
  !TYPE double
  !REQUIRED false
  !BRIEF minimum molecular weight
!END
!PARAMETER -maxwt
  !TYPE double
  !REQUIRED false
  !BRIEF maximum molecular weight
!END
