InChI=1/C19H20N4O2/c1-12(2)23-11-13(8-9-17(23)24)15-10-21-19(20)22-18(15)14-6-4-5-7-16(14)25-3/h4-12H,1-3H3,(H2,20,21,22)/f/h20H2 CD77C531F32CA789