InChI=1/C21H28N4O2/c1-21(2,23-14-20(27)25-10-6-9-16(25)13-22)12-19(26)24-18-11-17(18)15-7-4-3-5-8-15/h3-5,7-8,16-18,23H,6,9-12,14H2,1-2H3,(H,24,26)/p+1/t16-,17+,18-/m0/s1/fC21H29N4O2/h23-24H/q+1 CAEBD85418857CA8