InChI=1/C13H11N3O2/c17-12-6-11(13(18)16-12)15-9-5-8-3-1-2-4-10(8)14-7-9/h1-5,7,11,15H,6H2,(H,16,17,18)/t11-/m0/s1/f/h16H DEC807234557112B