2H-pyran-2-one, 6-[(1S,4S,5S)-1,4-dihydroxy-1,3,5-trimethyl-2-heptenyl]-4-hydroxy-5-(hydroxymethyl)-3-methyl- InChI=1/C17H26O6/c1-6-9(2)13(19)10(3)7-17(5,22)15-12(8-18)14(20)11(4)16(21)23-15/h7,9,13,18-20,22H,6,8H2,1-5H3/b10-7+/t9-,13-,17-/m0/s rel-6-[(1R,4R,5R)-1,4-dihydroxy-1,3,5-trimethylhept-2-en-1-yl]-4-hydroxy-5-(hydroxymethyl)-3-methyl-2H-pyran-2-one