IUPAC:12-(acetyloxy)-6,7,16,17-tetrahydroxy-3,20-dioxapentacyclo[11.7.0.0^{2,10}.0^{4,9}.0^{14,19}]icosa-1(13),2(10),4(9),5,7,11,14(19),15,17-nonaen-11-yl acetate
IUPAC:12-(acetyloxy)-6,7,16,17-tetrahydroxy-3,20-dioxapentacyclo[11.7.0.0^{2,10}.0^{4,9}.0^{14,19}]icosa-1(13),2(10),4(9),5,7,11,14(19),15,17-nonaen-11-yl acetate