InChI=1S/C19H22O6/c1-9-7-17-8-18(9,24)11(20)6-10(17)19-5-3-4-16(2,15(23)25-19)13(19)12(17)14(21)22/h3,5,10-13,20,24H,1,4,6-8H2,2H3,(H,21,22)