InChI=1/C19H22N4O2/c20-16-12-23(11-15(16)19(25)22-7-3-4-8-22)18(24)14-9-13-5-1-2-6-17(13)21-10-14/h1-2,5-6,9-10,15-16H,3-4,7-8,11-12,20H2/p+1/t15-,16+/m1/s1/fC19H23N4O2/h20H/q+1 2FAEADAFE25194A8