ELEMENTS
H  C
END

SPECIES
H R1A R1B P1
END

REACTIONS
1.5R1A+.5R1B => 1.H+P1              1e12  0.0  20000.0
1.0H+1.P1=>.33R1A+1.67R1B           5e13 -2.0  5000.0
END