InChI=1S/C19H22O6/c1-9-6-18-8-19(9,25)4-3-12(18)11-5-10(20)7-17(2,16(23)24)13(11)14(18)15(21)22/h5,12-14,25H,1,3-4,6-8H2,2H3,(H,21,22)(H,23,24)