(4a ,5 ,6a ,11a ,11b )-1,2,3,4,4a,5,6,6a,7,11,11a,11b-dodecahydro-4,4,11b-trimethyl-7-methylenephenanthro[3,2-b]furan-4a,5-diol-5-benzoate (4aR,5R,6aR,11aS,11bR)-4a-hydroxy-4,4,11b-trimethyl-7-methylene-1,2,3,4,4a,5,6,6a,7,11,11a,11b-dodecahydrophenanthro[3,2-b]furan-5-yl rel-benzoate Benzoic acid 4a-hydroxy-4,4,11b-trimethyl-7-methylene-1,2,3,4,4a,5,6,6a,7,11,11a,11b-dodecahydro-10-oxa-cyclopenta[b]phenanthren-5-yl ester InChI=1/C27H32O4/c1-17-19-11-14-30-22(19)16-21-20(17)15-23(31-24(28)18-9-6-5-7-10-18)27(29)25(2,3)12-8-13-26(21,27)4/h5-7,9-11,14,20-21,23,29H,1,8,12-13,15-16H2,2-4H3/t20-,21-,23+,26+,27+/m0/s Isovouacapenol A phenanthro[3,2-b]furan-4a,5(2H)-diol, 1,3,4,5,6,6a,7,11,11a,11b-decahydro-4,4,11b-trimethyl-7-methylene-, 5-benzoate, (4aR,5R,6aR,11aS,11bR)-