Neuropathy improvers containing nitrogenous compounds as the active ingredient

Abstract

A compound represented by the Formula below, and an agent for the remedy of neural damage having the said compound as the active ingredient. [Here, G represents G1 shown below Rrepresents, hydrogen atoms and acyl groups, W represents single bonds and alkylenes, m represents 0 or 1, Rand Rrepresent hydrogen atoms, aliphatic hydrocarbon groups, alicyclic hydrocarbon groups, aromatic hydrocarbon groups and heterocyclic groups, and Rrepresents hydrogen atoms, acyl groups and alkoxycarbonyl groups. Arepresents, single bonds, —O—, —NR—, and —S(═O)—, Aand Arepresent single bonds, aliphatic hydrocarbon groups, alicyclic hydrocarbon groups, heterocyclic groups and phenylene groups, and Arepresents single bonds, carbonyl groups and aliphatic hydrocarbon groups. Rand Rrepresent hydrogen atoms, alkyl groups, cycloalkyl groups, phenyl groups and heterocyclic groups. The previously mentioned functional groups may be substituted.]