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