Synonyms: Neoeuonymine;33510-25-7;AC1L9X7W;8,11-Epoxy-9,12-ethano-11,15-methano-11H-(1,8)dioxacycloheptadecino(4,3-b)pyridine-5,17-dione, 13,14,21,22-tetrakis(acetyloxy)-12-((acetyloxy)methyl)-7,8,9,10,12,13,14,15,18,19-decahydro-10,20-dihydroxy-8,18,19,20-tetramethyl-, (8R,9R,10R,11S,12S,13R,14R,15S,18S,19S,20S,21S,22R)-;8,11-Epoxy-9,12-ethano-11,15-methano-11H-[1,8]dioxacycloheptadecino[4,3-b]pyridine-5,17-dione, 13,14,21,22-tetrakis(acetyloxy)-12-[(acetyloxy)methyl]-7,8,9,10,12,13,14,15,18,19-decahydro-10,20-dihydro;xy-8,18,19,20-tetramethyl-, (8R,9R,10R,11S,12S,13R,14R,15S,18S,19S,20S,21S,22R)-