IUPAC:(9R,10R,11R,14S,15S)-10-ethyl-14-methyl-3-[(2S,4S)-4-methyl-5-oxooxolan-2-yl]-12-oxa-4-azatetracyclo[7.6.1.0^{4,16}.0^{11,15}]hexadeca-1(16),2-dien-13-one
IUPAC:(9R,10R,11R,14S,15S)-10-ethyl-14-methyl-3-[(2S,4S)-4-methyl-5-oxooxolan-2-yl]-12-oxa-4-azatetracyclo[7.6.1.0^{4,16}.0^{11,15}]hexadeca-1(16),2-dien-13-one