InChI=1/C19H23N5O4S/c1-13-18(16(28-20-13)11-12-22(3)4)29(26,27)21-17-14(2)23(5)24(19(17)25)15-9-7-6-8-10-15/h6-12,21H,1-5H3/b12-11+ D692DFE0AA817C0C