InChI=1/C16H17N3O4S/c17-24(21,22)15-8-6-12(7-9-15)18-16(20)19-10-14(11-19)23-13-4-2-1-3-5-13/h1-9,14H,10-11H2,(H,18,20)(H2,17,21,22)/f/h18H,17H2 3CAE1866ED4D7003