InChI=1/C13H10Cl2FIN2O/c1-6(11-8(14)2-3-9(16)12(11)15)20-10-4-7(17)5-19-13(10)18/h2-6H,1H3,(H2,18,19)/t6-/m0/s1/f/h18H2 666F3F405AC6BB3C