Compound as reactive (1)

12,13β-epoxy-16β-hydroxy-β-amyrin → monodeglucosyl des-acyl avenacin A

Compound as product (1)

maniladiol + Reduced NADPH-hemoprotein reductase + oxygen → 12,13β-epoxy-16β-hydroxy-β-amyrin + Oxidized NADPH-hemoprotein reductase + H₂O

Reversible reaction (1)

12,13β-epoxy-16β-hydroxy-β-amyrin ↔ des-acyl avenacin A