1.14.14.101 dihydrochelirubine + [reduced NADPH-hemoprotein reductase] + O2 - Thalictrum bulgaricum 12-hydroxydihydrochelirubine + [oxidized NADPH-hemoprotein reductase] + H2O - ? 3069 1.14.14.101 dihydrochelirubine + [reduced NADPH-hemoprotein reductase] + O2 involved the penultimate step in the biosynthesis of macarpine, the most highly oxidized benzophenanthridine alkaloid found in nature Thalictrum bulgaricum 12-hydroxydihydrochelirubine + [oxidized NADPH-hemoprotein reductase] + H2O - ? 3069