InChI=1/C19H20N6O2S/c26-25(27)16-9-10-18(20-13-16)28-19-22-21-17(14-23-11-5-2-6-12-23)24(19)15-7-3-1-4-8-15/h1,3-4,7-10,13H,2,5-6,11-12,14H2/p+1/fC19H21N6O2S/h23H/q+1 B107709770D4AECE