dehydroprobetaenone I + NADPH + O2 + H(+) <=> epoxybetaenone + NADP(+) + H2O
dehydroprobetaenone i + nadph + o2 + h(+) <=> epoxybetaenone + nadp(+) + h2o
dehydroprobetaenone I + NADPH + O2 + H(+) <=> epoxybetaenone + NADP(+) + H2O
dehydroprobetaenone i + nadph + o2 + h(+) <=> epoxybetaenone + nadp(+) + h2o