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).
CGP 20712A [ 1-(2-((3-carbamoyl-4-hydroxy)phenoxy)ethylamino)-3-(4-(1-methyl-4-trifluoromethyl-2-imidazoylyl)phenoxy)-2-propanol methanesulfonate,2-hydroxy-5-(2-(hydroxy-3-(4-((1-methyl-4-trifluoromethyl)-1H-imidazol-2-yl)phenoxy)propyl)aminoethoxy)benzamide,CGP 20712,CGP 26505,CGP-20712,CGP-20712-A,CGP-20712A,CGP-26505 ] structure given in first source; CGP 26505, a beta1-selective beta-adrenoceptor antagonist, is the (S)-isomer of CGP 20712A