InChI=1S/C22H30O6/c1-10(2)11-14(23)15(24)13-12(16(11)26-5)17(27-6)18-19-21(3,4)8-7-9-22(13,19)20(25)28-18/h10,17-19,23-24H,7-9H2,1-6H3