InChI=1/C21H26N4O3/c1-14-7-5-10-19(15(14)2)24-21(28)13-25(4)12-20(27)23-18-9-6-8-17(11-18)22-16(3)26/h5-11H,12-13H2,1-4H3,(H,22,26)(H,23,27)(H,24,28)/p+1/fC21H27N4O3/h22-25H/q+1 7547FC929A44D3CE