IUPAC:(1R,4S,5S,11R,14S,15S)-15-(acetyloxy)-1,11-bis(methylsulfanyl)-2,12-dioxo-3,13-diazapentacyclo[11.7.0.0^{3,11}.0^{4,9}.0^{14,19}]icosa-6,8,16,18-tetraen-5-yl acetate
IUPAC:(1R,4S,5S,11R,14S,15S)-15-(acetyloxy)-1,11-bis(methylsulfanyl)-2,12-dioxo-3,13-diazapentacyclo[11.7.0.0^{3,11}.0^{4,9}.0^{14,19}]icosa-6,8,16,18-tetraen-5-yl acetate