14-Hydroxycodeinone butyrate 909-94-4 BRN 4947306 Codeinone, 14-hydroxy-, butyrate Morphinan-6-one, 7,8-didehydro-4,5-alpha-epoxy-14-hydroxy-3-methoxy-17-methyl-, butyrate (ester) Morphinan-6-one, 7,8-didehydro-4,5-epoxy-3-methoxy-17-methyl-14-(1-oxobutoxy)-, (5-alpha)-