InChI=1/C21H24N4O2/c1-16(26)24-19-7-3-17(4-8-19)13-22-14-18-5-9-20(10-6-18)27-15-21-23-11-12-25(21)2/h3-12,22H,13-15H2,1-2H3,(H,24,26)/p+2/fC21H26N4O2/h22-24H/q+2 5BA176B947039ACB