InChI=1/C19H20N4O11S/c1-9(24)31-7-15-17(32-10(2)25)18(33-11(3)26)16(19(34-15)20-8-35)21-13-5-4-12(22(27)28)6-14(13)23(29)30/h4-6,15-19,21H,7H2,1-3H3/t15-,16+,17+,18+,19+/m1/s1 105994C287B298CD