InChI=1S/C22H30O7/c1-12-14-4-5-15-21(8-14,18(12)26)19(27)28-11-22(15)16(9-23)20(3,10-24)7-6-17(22)29-13(2)25/h14-17,23-24H,1,4-11H2,2-3H3/t14-,15-,16-,17+,20-,21+,22+/m1/s1