InChI=1/C21H23N5O2/c1-25-11-9-14(10-12-25)21(28)23-16-5-7-17(8-6-16)26-13-15-3-2-4-18(20(22)27)19(15)24-26/h2-8,13-14H,9-12H2,1H3,(H2,22,27)(H,23,28)/p+1/fC21H24N5O2/h23,25H,22H2/q+1 C90B894C2A323BDF