InChI=1/C17H15N3O3/c1-21-11-3-4-13-15(6-11)23-17(19)14(7-18)16(13)10-5-12(22-2)9-20-8-10/h3-6,8-9,16H,19H2,1-2H3/t16-/m1/s1 6FEE8D28728D6D3F