InChI=1/C19H17N3OS/c1-13(15-6-4-5-11-20-15)21-12-14-9-10-17(23-14)19-22-16-7-2-3-8-18(16)24-19/h2-11,13,21H,12H2,1H3/p+1/t13-/m0/s1/fC19H18N3OS/h21H/q+1 1A83C15BB31B2202