2 {1} O3 = 3O ; {A: ozone}
3 {2} CH4 = C + 4H ; {A: methane}
4 {3} CO = C + O ; {A: carbon monoxide}
5 {4} H2O2 = 2H + 2O ; {A: hydrogen peroxide}
6 {5} HNO3 = H + N + 3O ; {A: nitric acid}
7 {6} MeOOH = C + 4H + 2O ; {A: methyl hydro peroxide}
8 {7} HCHO = C + 2H + O ; {A: formalydehyde}
9 {8} MeOH = C + 4H + O ; {A: methanol}
10 {c -- non advected species --- }
11 {9} O1D = O ; {N: oxygen atomic first singlet state}
12 {10} OH = O + H ; {N: hydroxyl radical}
13 {11} HO2 = H + 2O ; {N: perhydroxyl radical}
14 {12} NO = N + O ; {N:1 nitric oxide}
15 {13} NO2 = N + 2O ; {N:1 nitrogen dioxide}
16 {14} NO3 = N + 3O ; {N: nitrogen trioxide}
17 {15} N2O5 = 2N + 5O ; {N: dinitrogen pentoxide}
18 {16} HNO4 = H + 4O + N ; {N: HO2NO2 peroxynitric acid}
19 {17} MeO2 = C + 3H + 2O ; {N: methylperoxy radical}
20 {18} PAA = 2C + 4H + 3O; {A: peroxy acetylic acid}
21 {19} PAN = 2C + 3H + 5O + N; {A: peroxyacetylnitrate}
22 {20} PA = 2C + 3H + 3O; {N: peroxy acetyl radical}
23 {21} CH3COOH = 2C + 4H + 2O; {A: acetic acid}
27 {1} H2O = H + 2O ; {water}
28 {2} M = IGNORE ; {third body}