2-oxo-3-(3-phenylpropanoyl)-7-oxa-3-azabicyclo[4.1.0]hept-5-yl acetate 3alpha,4alpha-Epoxy-5beta-pipermethystine 7-oxa-3-azabicyclo[4.1.0]heptan-2-one, 5-(acetyloxy)-3-(1-oxo-3-phenylpropyl)- Acetic acid 2-oxo-3-(3-phenyl-propionyl)-7-oxa-3-aza-bicyclo[4.1.0]hept-5-yl ester InChI=1/C16H17NO5/c1-10(18)21-12-9-17(16(20)15-14(12)22-15)13(19)8-7-11-5-3-2-4-6-11/h2-6,12,14-15H,7-9H2,1H