InChI=1S/C28H27ClO9/c1-35-18-9-3-15(4-10-18)21(22(29)17-7-11-19(36-2)12-8-17)16-5-13-20(14-6-16)37-28-25(32)23(30)24(31)26(38-28)27(33)34/h3-14,23-26,28,30-32H,1-2H3,(H,33,34)