IUPAC:(1S,4E,6R,10R,12E,14S,15S,17R,18S,20S)-20-benzyl-6-hydroxy-10,17,18-trimethyl-2,16-dioxa-21-azatetracyclo[12.8.0.0^{1,19}.0^{15,17}]docosa-4,12-diene-3,22-dione
IUPAC:(1S,4E,6R,10R,12E,14S,15S,17R,18S,20S)-20-benzyl-6-hydroxy-10,17,18-trimethyl-2,16-dioxa-21-azatetracyclo[12.8.0.0^{1,19}.0^{15,17}]docosa-4,12-diene-3,22-dione