InChI=1/C18H17N3O3/c1-12-6-7-13(9-19)8-15(12)21-18(22)20-10-14-11-23-16-4-2-3-5-17(16)24-14/h2-8,14H,10-11H2,1H3,(H2,20,21,22)/t14-/m0/s1/f/h20-21H 3C1945AFA672B02A