InChI=1/C17H18ClN3O4/c18-14-4-2-1-3-11(14)9-10-20-17(23)15(19)16(22)12-5-7-13(8-6-12)21(24)25/h1-8,15-16,22H,9-10,19H2,(H,20,23)/p+1/t15-,16-/m1/s1/fC17H19ClN3O4/h19-20H/q+1 037906EDE0E0129C