InChI=1/C13H9F4N2O2S/c14-12-7-10(19-22(18,20)21)5-6-11(12)8-1-3-9(4-2-8)13(15,16)17/h1-7H,(H2,18,20,21)/q-1/f/h18H2 037815DE631671E6