3-Pyrazolidinone hydrochloride
1-Ethyl-5-methyl-1H-pyrazol-4-amine hydrochloride
3-(Azetidin-3-yl)-1H-pyrazol-5-amine hydrochloride
1-(Pyrrolidin-3-yl)-1H-pyrazole dihydrochloride
(1H-Pyrazol-4-yl)methanamine dihydrochloride
1H-Pyrazole-1-carboximidamide hydrochloride
