InChI=1/C22H20F2N2S/c1-13-10-16(12-14-2-6-17(23)7-3-14)21-19(11-13)20(25-22(27)26-21)15-4-8-18(24)9-5-15/h2-9,12-13,20H,10-11H2,1H3,(H2,25,26,27)/b16-12+/t13-,20-/m0/s1/f/h25-26H 2C470715CB2D67B7