InChI=1/C17H10ClNO2/c18-17-14-6-3-11(10-1-4-13(20)5-2-10)7-15(14)12(9-19)8-16(17)21/h1-8,20-21H/p-1/fC17H9ClNO2/h21h/q-1 12A38A566C6AE05C