It is a mixture of aromatic compounds such as 2,3,4-trichloroaniline; 2,4,5-trichloroaniline; 2,4-dichloroaniline; 2,6-dichloroaniline; 2,6-dimethylaniline; 2-trifluoromethylaniline; 3,4-dichloroaniline; 3,5-dichloroaniline; 3-chloro-4-methylaniline; 3-chloroaniline; 3-trifluoromethylaniline; 4-chloroaniline; N,N-dimethylaniline and o-toluidine.