InChI=1/C21H28N4O2/c1-13-7-8-18-17(10-13)15-5-2-6-16(20(15)24-18)21(27)23-14-4-3-9-25(11-14)12-19(22)26/h2,5-6,13-14,24H,3-4,7-12H2,1H3,(H2,22,26)(H,23,27)/p+1/t13-,14+/m0/s1/fC21H29N4O2/h23,25H,22H2/q+1 3F1EF221CABAA967