InChI=1/C15H15Cl2N3O3/c16-9-3-2-8(6-10(9)17)13-12-11(18-15(23)19-13)7-20(14(12)22)4-1-5-21/h2-3,6,13,21H,1,4-5,7H2,(H2,18,19,23)/t13-/m1/s1/f/h18-19H 1FE1107D9973D8F2