Synthesis and pharmacological activity of a series of dihydro-1H-pyrrolo [1, 2-a] imidazole-2, 5 (3H, 6H)-diones, a novel class of potent cognition enhancers
M Pinza, C Farina, A Cerri, U Pfeiffer…
文献索引:Journal of Medicinal Chemistry, , vol. 36, # 26 p. 4214 - 4220
... Such a reduction of activity after oral administration was frequently encountered during our work on cognition enhancers and this could not have been predicted purely on the basis of the chemical structure. ... Journal of Medicinal Chemistry, 1993, Vol. 36, No. 26 4217 ...