InChI=1/C20H28N4O3/c1-13(21)18(25)23-16-9-5-8-15-10-11-17(24(15)20(16)27)19(26)22-12-14-6-3-2-4-7-14/h2-4,6-7,13,15-17H,5,8-12,21H2,1H3,(H,22,26)(H,23,25)/p+1/t13-,15-,16-,17-/m0/s1/fC20H29N4O3/h21-23H/q+1 7736D1379E51C35A