InChI=1/C21H26N4O3/c1-14-8-10-17(11-9-14)21(28)24-23-19(27)13-25(4)12-18(26)22-20-15(2)6-5-7-16(20)3/h5-11H,12-13H2,1-4H3,(H,22,26)(H,23,27)(H,24,28)/p+1/fC21H27N4O3/h22-25H/q+1 BA88C7C1E9721274