2-Hydroxy-1a-(1-hydroxymethyl-vinyl)-7,7a-dimethyl-1a,7,7a,7b-tetrahydro-2H-1-oxa-cyclopropa[a]naphthalen-6-one InChI=1/C15H18O4/c1-8(7-16)15-12(18)6-10-4-5-11(17)9(2)14(10,3)13(15)19-15/h4-6,9,12-13,16,18H,1,7H2,2-3H3/t9-,12+,13+,14+,15-/m0/s Phomadecalin C naphth[1,2-b]oxiren-6(2H)-one, 1a,7,7a,7b-tetrahydro-2-hydroxy-1a-[1-(hydroxymethyl)ethenyl]-7,7a-dimethyl-, (1aS,2R,7R,7aR,7bR)- rel-(1aR,2S,7S,7aS,7bS)-2-hydroxy-1a-[1-(hydroxymethyl)vinyl]-7,7a-dimethyl-1a,7,7a,7b-tetrahydronaphtho[1,2-b]oxiren-6(2H)-one