IUPAC:(1R,2R,13S,14S,24S)-5,9,19-trihydroxy-13-methoxy-11,17-dimethyl-7,15,21-trioxo-6,22-dioxaheptacyclo[12.9.1.1^{1,16}.1^{4,8}.0^{2,13}.0^{12,26}.0^{20,25}]hexacosa-4,8,10,12(26),16(25),17,19-heptaen-24-yl acetate
IUPAC:(1R,2R,13S,14S,24S)-5,9,19-trihydroxy-13-methoxy-11,17-dimethyl-7,15,21-trioxo-6,22-dioxaheptacyclo[12.9.1.1^{1,16}.1^{4,8}.0^{2,13}.0^{12,26}.0^{20,25}]hexacosa-4,8,10,12(26),16(25),17,19-heptaen-24-yl acetate