"a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs"@en-us . . "0"^^ . . . "naphthalene"@en-us . "14958564-n"^^ . "0"^^ . . "naphthalene"^^ . "114958564"^^ . . "114107868"@en-us . . "a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs"@en-us . . . . . .