InChI=1/C18H19N5O/c19-17(24)12-7-11(9-20-10-12)15-8-16(22-13-3-1-2-4-13)23-18-14(15)5-6-21-18/h5-10,13H,1-4H2,(H2,19,24)(H2,21,22,23)/f/h21-22H,19H2 8A6426BF6CD85709