noun. The name of a class of organic compounds containing the complex

noun. the isomer of oxazole 1,2-oxazole many of whose derivatives have pharmacological activity

"Leflunomide is an isoxazole immunomodulatory agent shown in animal studies to be both embryotoxic and teratogenic, and thus has been classified as pregnancy category X."

bombesin  carboxylic  covariant  cyclohexane  cyclopentane