InChI=1S/C30H31NO17S/c31-3-4-49-27-17-13(34)7-10(32)8-16(17)45-23(26(27)46-29(44)9-5-14(35)19(38)15(36)6-9)11-1-2-12(33)24(18(11)37)47-30-22(41)20(39)21(40)25(48-30)28(42)43/h1-2,5-8,20-23,25-27,30,32-41H,3-4,31H2,(H,42,43)