"1, 1-Bis(p-chlorophenyl)-2,2-dichloroethylene", "1,1'-(2,2-dichloroethene-1,1-diyl)bis(4-chlorobenzene)", "1,1'-(dichloroethenylidene)bis(4-chloro)-Benzene", "1,1'-(Dichloroethenylidene)bis(4-chlorobenzene)", "1,1'-(Dichloroethenylidene)bis(chloro)-Benzene", "1,1'-(dichloroethenylidene)bis4-chloro-Benzene", "1,1'-(Dichloroethenylidene)bis[4-chlorobenzene]", "1,1'-(dichloroethenylidene)bis[4-chloro]-Benzene", "1,1'-(Dichlorovinylidene)bis(chlorobenzene)", "1,1'-Bis(chlorophenyl)-2,2-dichloroethylene", "1,1-Bis(p-chlorophenyl)-2,2-dichloroethylene", "1,1-dichloro-2, 2-bis(p-chlorophenyl)-Ethylene", "1,1-Dichloro-2, 2-bis(p-chlorophenyl)ethene", "1,1-Dichloro-2, 2-bis(p-chlorophenyl)ethylene", "1,1-Dichloro-2, 2-di(p-chlorophenyl)ethylene", "1,1-Dichloro-2,2-bis(4'-chlorophenyl)ethylene", "1,1-Dichloro-2,2-bis(4'-chlorophenyl)ethylene (DDE)", "1,1-Dichloro-2,2-bis(4-chlorophenyl)ethene", "1,1-Dichloro-2,2-bis(4-chlorophenyl)ethene solution", "1,1-dichloro-2,2-bis(4-chlorophenyl)ethylene", "1,1-Dichloro-2,2-bis(p-chlorophenyl)ethene", "1,1-Dichloro-2,2-Bis(p-chlorophenyl)ethylene", "1,1-Dichloro-2,2-bis(para-chlorophenyl) ethylene", "1,1-Dichloro-2,2-bis[4-chlorophenyl]ethylene", "1,1-Dichloro-2,2-di(p-chlorophenyl)ethylene", "1-chloro-4-[2,2-dichloro-1-(4-chlorophenyl)ethenyl]benzene", "1-Chloro-4-[2,2-dichloro-1-(4-chlorophenyl)vinyl]benzene", "2, 2-Bis(4-chlorophenyl)-1,1-dichloroethylene", "2, 2-Bis(p-chlorophenyl)-1,1-dichloroethylene", "2,2-Bis(4-chlorophenyl)-1,1-dichloroethene", "2,2-Bis(4-chlorophenyl)-1,1-dichloroethylene", "2,2-bis(chlorophenyl)-1,1-dichloro-Ethylene", "2,2-Bis(chlorophenyl)-1,1-dichloroethylene", "2,2-bis(p-chlorophenyl)-1,1-dichloroethene", "2,2-Bis(p-chlorophenyl)-1,1-dichloroethylene", "4,4'-DDE", "4,4'-DDE solution", "4,4'-DDEe", "4,4';-DDE solution", "DDE", "DDE(p,p')", "DDT dehydrochloride", "DDX", "Dichlorodiphenyl dichloroethene", "Dichlorodiphenyl dichloroethylene", "Dichlorodiphenyldichloroethylene", "Dichloroethylene, dichlorodiphenyl", "p, p'-(dichlorodiphenyl)dichloroethylene", "p,p'-(Dichlorodiphenyl)-2,2-dichloroethylene", "p,p'-(dichlorodiphenyl)dichloroethylene", "P,P'-dde", "p,p'-DDE", "p,p'-DDE (p,p'-dichlorodiphenyldichloroethylene)", "p,p'-dichlorodiphenoldichloroethylene", "p,p'-dichlorodiphenyl dichloroethylene", "p,p'-dichlorodiphenyldichloroethylene", "p,p'-dichlorodiphenyldichloroethylene (dde)", "p,p-dde", "P,p-dichlorodiphenyldichloroethylene", "Para,para'-DDE"