Definition: Compounds containing 1,3-diazole, a five membered aromatic ring containing two nitrogen atoms separated by one of the carbons. Chemically reduced ones include IMIDAZOLINES and IMIDAZOLIDINES. Distinguish from 1,2-diazole (PYRAZOLES).
mivazerol [ 3-((1H-imidazol-4-yl)methyl)-2-hydroxybenzamide hydrochloride,alpha-imidazol-4-yl-2,3-cresotamide,ucb 22073 ] structure given in first source