InChI=1/C19H21N3O4S2/c1-3-26-18(25)9-6-13-4-7-14(8-5-13)22-17(24)11-27-19-21-12(2)15(28-19)10-16(20)23/h4-9H,3,10-11H2,1-2H3,(H2,20,23)(H,22,24)/b9-6+/f/h22H,20H2 2AFA21BE1A746DC5