InChI=1S/C19H22O7/c1-8-6-17-7-18(8,25)11(21)5-9(17)19-4-3-10(20)16(2,15(24)26-19)13(19)12(17)14(22)23/h3-4,9-13,20-21,25H,1,5-7H2,2H3,(H,22,23)/t9-,10+,11+,12-,13-,16+,17+,18+,19-/m1/s1