data set Water Model Simple
   nspec   nreac
       6       3
             time0      time1   ntime   ntskip   jtime
            0.0000     0.0000       0        0       0
          namespec/xspec0   jfix   npulse
            H_2
            4.0      1
            O_2
            3.0     0
            O
            4.0     0
            H
            1.0     0
            OH
            6.0     0
            H_2O
            1.0     0
reac:1          rkfor        rkbak   nipart  nopart    jkin
               1.3000       1.2000        2       2       1
               H_2
               O
                          OH
                          H
reac:2          rkfor        rkbak   nipart  nopart    jkin
               1.4000       0.6000        2       2       1
               O_2
               H
                          OH
                          O
reac:3          rkfor        rkbak   nipart  nopart    jkin
               2.0000       1.3000        2       2       1
               OH
               H_2
                          H_2O
                          H