InChI=1/C18H16N5O3/c1-11-3-7-13(8-4-11)18(24)25-23-17(15-16(19)22-26-21-15)20-14-9-5-12(2)6-10-14/h3-10H,1-2H3,(H2-,19,20,22,23)/q-1/f/h19H2/b23-17+ 545FD87EEA9704C5