Diclofenac EP Impurity - A

Aceclofenac Impurity I (Freebase) (EP/BP); 1-(2,6-Dichlorophenyl)-1,3-dihydro-2H-indol-2-one; 1-(2,6-Dichlorophenyl)oxindole;  N-(2,6-Dichlorophenyl)-2-indolinone; Diclofenac Lactam;  N-(2,6-Dichlorophenyl)indolin-2-one; Diclofenac Related Compound A (USP)