1-Pyrrolidinecarboximidamide, N-(1-methyl-2-pyrrolidinylidene)-N'-phenyl-(R--(R*,R*))-2,3-dihydroxybutanedioate (1:1); 62625-18-7 McN-3495 Piroglirida [INN-Spanish] Pirogliride Pirogliridum [INN-Latin]