InChI=1/C20H20ClF2N3O2/c1-12(17-25-15-6-4-5-7-16(15)26(17)19(22)23)24-18(27)20(2,3)28-14-10-8-13(21)9-11-14/h4-12,19H,1-3H3,(H,24,27)/t12-/m0/s1/f/h24H 4D5666424662A5C6