InChI=1/C21H17N3O4S/c1-11-12(2)29-19-16(11)20(26)24-10-4-5-15(17(24)23-19)18(25)22-14-8-6-13(7-9-14)21(27)28-3/h4-10H,1-3H3,(H,22,25)/f/h22H 863730BD076E6754