(1bs,4ar,5s,10r)-11a-methyl-4-methylidene-3,8-dioxodecahydro-10,7-(metheno)furo[2,3-f]oxireno[d]oxacycloundecin-5(8h)-yl 2-methylprop-2-enoate

1,2,4-trichlorobenzene.png