InChI=1/C20H21N3O2S/c1-2-13-21-20(26)23-22-19(24)12-11-16-9-6-10-18(14-16)25-15-17-7-4-3-5-8-17/h2-12,14H,1,13,15H2,(H,22,24)(H2,21,23,26)/b12-11+/f/h21-23H 7D7B1C2D2D17549D