IUPAC:(1S,2S,4R,8S,9S,11S,12S,13R)-8-acetyl-11-hydroxy-6,9,13-trimethyl-5-oxa-7-azapentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosa-6,14,17-trien-16-one
IUPAC:(1S,2S,4R,8S,9S,11S,12S,13R)-8-acetyl-11-hydroxy-6,9,13-trimethyl-5-oxa-7-azapentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosa-6,14,17-trien-16-one