InChI=1/C20H18ClFN4O2/c21-17-2-1-3-18(22)16(17)13-24-8-10-25(11-9-24)19-4-5-20(26(27)28)15-12-23-7-6-14(15)19/h1-7,12H,8-11,13H2/p+1/fC20H19ClFN4O2/h24H/q+1 6864DC6DC71E0121