InChI=1/C20H19N3O5S/c1-13-7-8-18(24)17(9-13)19(25)15-11-21-23(12-15)20(26)14-5-4-6-16(10-14)29(27,28)22(2)3/h4-12,24H,1-3H3 46C2524BF5B6DECB