4-CARBAMOYLIMIDAZOL-5-OL DERIVATIVES, THEIR PRODUCTION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM

摘要

Compounds of the formula: …… wherein R is an adamantoyl group having at least one substituent selected from halogen atoms, lower alkyl, lower alkoxy, hydroxy, alkanoyloxy, aroyloxy, acetamido, nitro, azide, trifluoromethyl, phenyl, nitrophenyl, halophenyl, lower alkylphenyl, and lower alkoxyphenyl groups are novel and are useful as antitumor agents and/or immunosuppressants.