| 摘要 |
<p>There are provided novel compounds of formula (I) wherein R?1, R2, R3¿, X and Z are as defined in the Specification and optical isomers, racemates and tautomers thereof and pharmaceutically acceptable salts thereof; together with processes for their preparation, compositions containing them and their use in therapy. The compounds are inhibitors of the enzyme nitric oxide synthase.</p> |
