RELATIONAL DATA BASE CONTROL SYSTEM USING OBJECT-ORIENTED ACCESS LOGIC TO LIMIT THE DATA BASE ACCESS COUNT, AND METHOD THEREFOR

摘要

1. Product dipeptide-like compound of general formula (br / (see appended drawing in bopi) & br / & & br / in which a is: br / a) or of the & br / (see appended drawing in bopi) & br / or br / br / b represents an amine, the nitrogen atom linked directly to the carbon atom and is chosen from the group of primary amines, secondary or tertiary, imine, ammonium, & br / r or r ′ is a hydrogen atom, fluorine, or a fluoro - alkyl or acyl, or a hydrocarbon radical may be substituted by one or more functional groups, or a functional group which - same, and & br / im is an imidazole nucleus or imidazole n - substituted; & br / b) or of the & br / (see appended drawing in bopi) & br / or br / br / r is a hydrogen atom or a fluoro - alkyl, acyl or a hydrocarbon radical may be substituted by one or more functional groups, and & br / r ″ is a hydrocarbon radical or an acyl radical.