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