InChI=1/C21H28N4O2/c26-20(24-18-7-3-4-10-22-21(18)27)14-25-11-8-15(9-12-25)19-13-16-5-1-2-6-17(16)23-19/h1-2,5-6,13,15,18,23H,3-4,7-12,14H2,(H,22,27)(H,24,26)/p+1/t18-/m0/s1/fC21H29N4O2/h22,24-25H/q+1 848C1024C430BBC0