InChI=1/C20H19N3O3/c1-13-8-9-18(23(25)26)19(14(13)2)21-20(24)15(3)22-11-10-16-6-4-5-7-17(16)12-22/h4-12,15H,1-3H3/p+1/t15-/m1/s1/fC20H20N3O3/h21H/q+1 803CEDF795BEECD1