2(5H)-furanone, 5-[(2S,6Z,8E)-2,6-dimethyl-9-[(7S)-4,5,6,7-tetrahydro-7-methyl-7-benzofuranyl]-6,8-nonadienylidene]-4-hydroxy-3-methyl-, (5Z)- 5-[2,6-Dimethyl-9-(7-methyl-4,5,6,7-tetrahydro-benzofuran-7-yl)-nona-6,8-dienylidene]-4-hydroxy-3-methyl-5H-furan-2-one InChI=1/C25H32O4/c1-17(8-5-9-18(2)16-21-22(26)19(3)24(27)29-21)10-6-13-25(4)14-7-11-20-12-15-28-23(20)25/h6,10,12-13,15-16,18,26H,5,7-9,11,14H2,1-4H3/b13-6+,17-10-,21-16-/t18-,25+/m0/s rel-(5Z)-5-{(2R,6Z,8E)-2,6-dimethyl-9-[(7R)-7-methyl-4,5,6,7-tetrahydro-1-benzofuran-7-yl]nona-6,8-dien-1-ylidene}-4-hydroxy-3-methylfuran-2(5H)-one