InChI=1S/C18H30O6/c1-9(7-15(20)21)6-12-4-5-13(17(23)16(12)22)8-14-18(24-14)10(2)11(3)19/h7,10-14,16-19,22-23H,4-6,8H2,1-3H3,(H,20,21)/b9-7+/t10-,11?,12-,13?,14-,16-,17+,18-/m0/s1