NC60622
Spiro[5,9-epoxy-2H-furo[3,2-b]oxocin-2,2′-piperidine]-1′-carboxylic acid, 5-[(3S,4S,6R,8S)-3-(acetyloxy)-8-[(2R,2′R,2′′R,3aS,6S,6′′S,7aS)-2,3,3′,3a,4′,5′′,6,6′′,7,7a-decahydro-6-methyl-6′′-[(1E)-5-oxo-1-pentenyl]dispiro[5H-furo[3,2-b]pyran-5,2′(5′H)-furan-5′,2′′-[2H]pyran]-2-yl]-4,6-dimethyl-2-methy...