. "thioguanine"^^ . . "an antineoplastic drug used to treat acute leukemias"@en-us . . . "0.125"^^ . "04424826-n"^^ . "0"^^ . "103496063"@en-us . "thioguanine"@en-us . . . "104424826"^^ . . . . "104253673"@en-us . .