IUPAC:(1E,6R,8R,10R,13Z)-17-chloro-13,16-dihydroxy-10-methyl-3,7-dioxatricyclo[13.4.0.0^{6,8}]nonadeca-1,13,15-triene-12,19-dione
IUPAC:(1E,6R,8R,10R,13Z)-17-chloro-13,16-dihydroxy-10-methyl-3,7-dioxatricyclo[13.4.0.0^{6,8}]nonadeca-1,13,15-triene-12,19-dione