InChI=1/C21H28N4O3/c1-15-6-3-4-7-17(15)14-24-10-5-11-25(13-12-24)19(26)9-8-18-16(2)22-21(28)23-20(18)27/h3-4,6-7H,5,8-14H2,1-2H3,(H2,22,23,27,28)/p+1/fC21H29N4O3/h22-24H/q+1 0BEB24C0B4E5180D