InChI=1/C18H17N5O4S/c1-8-14-15(12-7-11(28(19,26)27)5-6-13(12)20-8)18(25)23(17(14)24)16-9(2)21-22(4)10(16)3/h5-7H,1-4H3,(H2,19,26,27)/f/h19H2 2C314E685E3F8974