. "dioxin"@en-us . "113991322"@en-us . "0"^^ . "0"^^ . "14836308-n"^^ . "any of several toxic or carcinogenic hydrocarbons that occur as impurities in herbicides"@en-us . . . . . "114836308"^^ . "dioxin"^^ . . . "any of several toxic or carcinogenic hydrocarbons that occur as impurities in herbicides"@en-us . . . .