InChI=1/C11H14N4O3/c12-6-1-2-13-11-10(6)14-5-15(11)9-3-7(17)8(4-16)18-9/h1-2,5,7-9,16-17H,3-4H2,(H2,12,13)/t7-,8-,9-/m0/s1/f/h12H2 042523345103628F