IUPAC:(2R,4R,6S,7S,12S)-6,7,16-trihydroxy-18-methoxy-12-methyl-3,13-dioxatricyclo[13.4.0.0^{2,4}]nonadeca-1(19),15,17-triene-8,14-dione
IUPAC:(2R,4R,6S,7S,12S)-6,7,16-trihydroxy-18-methoxy-12-methyl-3,13-dioxatricyclo[13.4.0.0^{2,4}]nonadeca-1(19),15,17-triene-8,14-dione