(1S,6S,7S,10R,15R,18S,19R,22S)-6,18-dimethyl-5-oxa-16-azahexacyclo[14.5.1.0^{1,6}.0^{7,15}.0^{10,14}.0^{19,22}]docos-13-en-4-one;Deoxyisocalyciphylline B
(1S,6S,7S,10R,15R,18S,19R,22S)-6,18-dimethyl-5-oxa-16-azahexacyclo[14.5.1.0^{1,6}.0^{7,15}.0^{10,14}.0^{19,22}]docos-13-en-4-one;Deoxyisocalyciphylline B