InChI=1/C21H28N4O2/c1-21(2,19(23)20(27)25-10-5-8-17(25)13-22)12-18(26)24-11-9-15-6-3-4-7-16(15)14-24/h3-4,6-7,17,19H,5,8-12,14,23H2,1-2H3/p+1/t17-,19+/m0/s1/fC21H29N4O2/h23H/q+1 79A70280A771877B