SPECIES

      Solution
    CH4, N2O, CFC11 -> CFCl3, CFC12 -> CF2Cl2, H2O
      End Solution

      Fixed
    M, N2, O2
      End Fixed

      Col-int
 O3 = 0.
 O2 = 0.
      End Col-int

   End SPECIES

   Solution Classes
      Explicit
      End Explicit
      Implicit
    CH4, N2O, CFC11, CFC12, H2O
      End Implicit
   End Solution Classes

 CHEMISTRY
      Photolysis
      End Photolysis

      Reactions
    [ch4_loss]    CH4   -> 2.* H2O
    [n2o_loss]    N2O   -> 
    [cfc11_loss]  CFC11 -> 
    [cfc12_loss]  CFC12 -> 
    [lyman_alpha] H2O   -> 
      End Reactions

      Ext Forcing
      End Ext Forcing

   END CHEMISTRY

   SIMULATION PARAMETERS

     Version Options
        model   = cam
        machine = intel
        architecture = hybrid
        vec_ftns  = on
        multitask = on
        namemod = on
        modules = on
     End Version Options

   END SIMULATION PARAMETERS