InChI=1/C18H18N4O2/c1-22-15(21-18(24)14-3-2-10-19-16(14)22)11-6-8-13(9-7-11)20-17(23)12-4-5-12/h2-3,6-10,12,15H,4-5H2,1H3,(H,20,23)(H,21,24)/t15-/m0/s1/f/h20-21H F8CA47B30AA650DA