InChI=1S/C25H27ClN2O8/c1-12-16(10-20(30)27-21-23(32)22(31)19(11-29)36-25(21)34)17-9-15(35-2)7-8-18(17)28(12)24(33)13-3-5-14(26)6-4-13/h3-9,19,21-23,25,29,31-32,34H,10-11H2,1-2H3,(H,27,30)/t19-,21-,22-,23-,25?/m1/s1