1.14.14.107	ent-7alpha-hydroxykaur-16-en-19-oate + [reduced NADPH-hemoprotein reductase] + O2 = gibberellin A12 aldehyde + [oxidized NADPH-hemoprotein reductase] + 2 H2O	second step, The second step includes a ring-B contraction giving the gibbane skeleton	
1.14.14.107	ent-kaur-16-en-19-oate + 3 [reduced NADPH-hemoprotein reductase] + 3 O2 = gibberellin A12 + 3 [oxidized NADPH-hemoprotein reductase] + 4 H2O	overall reaction	
1.14.14.107	ent-kaur-16-en-19-oate + [reduced NADPH-hemoprotein reductase] + O2 = ent-7alpha-hydroxykaur-16-en-19-oate + [oxidized NADPH-hemoprotein reductase] + H2O	first step	
1.14.14.107	gibberellin A12 aldehyde + [reduced NADPH-hemoprotein reductase] + O2 = gibberellin A12 + [oxidized NADPH-hemoprotein reductase] + H2O	third step