InChI=1/C13H13N3O3/c17-11(7-3-4-14-6-7)15-8-1-2-9-10(5-8)13(19)16-12(9)18/h1-2,5,7,14H,3-4,6H2,(H,15,17)(H,16,18,19)/p+1/t7-/m1/s1/fC13H14N3O3/h14-16H/q+1 6CA5682BB03BDCBE