InChI=1/C21H26N4O3/c1-14(2)25(3)13-17-7-5-4-6-16(17)12-23-20(27)21(28)24-18-10-8-15(9-11-18)19(22)26/h4-11,14H,12-13H2,1-3H3,(H2,22,26)(H,23,27)(H,24,28)/p+1/fC21H27N4O3/h23-25H,22H2/q+1 B52FBE231640A423