52.2
[]. I N Tiurenkov, et al. [Effect of gamma-aminobutyric acid analogs on the brain GABA-ergic system participating in cardiovascular regulation]. Farmakol Toksikol. 986 Nov-Dec;49(6):-4.
[2]. Michael R Emmett, et al. Tandem ring-opening decarboxylation of cyclopropane hemimalonates with sodium azide: a short route to γ-aminobutyric acid esters. J Org Chem. 202 Aug ;77(5):664-7.
H5-H9-H5
P26-P264-P27-P280-P02+P52-P04+P40-P62+P64-P405-P50