IUPAC:(1R,5S,9R,18S)-18-(methoxymethyl)-1,5-dimethyl-13,17-dioxapentacyclo[10.6.1.0^{2,10}.0^{5,9}.0^{15,19}]nonadeca-2(10),12(19),14-triene-6,11,16-trione
IUPAC:(1R,5S,9R,18S)-18-(methoxymethyl)-1,5-dimethyl-13,17-dioxapentacyclo[10.6.1.0^{2,10}.0^{5,9}.0^{15,19}]nonadeca-2(10),12(19),14-triene-6,11,16-trione