pyrazine-2-carboxylate + NH4(+) => pyrazinamide + H2O
pyrazine-2-carboxylate + nh4(+) => pyrazinamide + h2o
pyrazine-2-carboxylate + NH4(+) => pyrazinamide + H2O
pyrazine-2-carboxylate + nh4(+) => pyrazinamide + h2o