InChI=1/C21H18Cl2N2OS/c1-14(27-19-13-17(22)7-8-18(19)23)21(26)25-20(15-5-3-2-4-6-15)16-9-11-24-12-10-16/h2-14,20H,1H3,(H,25,26)/t14-,20-/m1/s1/f/h25H 1449821CB0C988A1