InChI=1S/C16H17N3O5S/c1-25(21,22)19(11-16(20)18-12-3-2-6-17-10-12)13-4-5-14-15(9-13)24-8-7-23-14/h2-6,9-10H,7-8,11H2,1H3,(H,18,20)