InChI=1/C18H16ClN3O4/c19-12-3-6-14-15(7-8-20-16(14)9-12)21-17(10-23)18(24)11-1-4-13(5-2-11)22(25)26/h1-9,17-18,23-24H,10H2,(H,20,21)/p+1/t17-,18+/m0/s1/fC18H17ClN3O4/h20-21H/q+1 995091B76459CEC8