InChI=1S/C27H30O15/c28-8-17-20(33)21(34)23(36)27(40-17)42-25-18(9-29)41-26(24(37)22(25)35)38-12-5-13(31)19-14(32)7-15(39-16(19)6-12)10-1-3-11(30)4-2-10/h1-7,17-18,20-31,33-37H,8-9H2/t17-,18-,20-,21+,22-,23-,24-,25-,26-,27+/m1/s1