(1s,3s)-3-(methylsulfanyl)cyclobutan-1-amine hydrochloride

(1s,3s)-3-(methylsulfanyl)cyclobutan-1-ol

(1s,3s)-3-(methylsulfanyl)cyclobutane-1-carboxylic acid

(1s,3s)-3-(morpholin-4-yl)cyclobutan-1-ol hydrochloride

(1s,3s)-3-(morpholin-4-yl)cyclobutane-1-carboxylic acid hydrochloride

(1s,3s)-3-(phenoxymethyl)cyclobutan-1-amine hydrochloride

(1s,3s)-3-(phenylsulfanyl)cyclobutan-1-ol

(1s,3s)-3-(phenylsulfanyl)cyclobutyl methanesulfonate

(1s,3s)-3-(piperazin-1-yl)cyclobutane-1-carboxylic acid dihydrochloride

(1s,3s)-3-(propan-2-yloxy)cyclobutan-1-amine hydrochloride

(1s,3s)-3-(propan-2-yloxy)cyclobutan-1-ol

(1s,3s)-3-(pyridin-2-yl)cyclobutane-1-carboxylic acid hydrochloride

(1s,3s)-3-(pyridin-4-yloxy)cyclobutan-1-amine hydrochloride

(1s,3s)-3-(pyrimidin-2-yl)cyclobutan-1-amine dihydrochloride

(1s,3s)-3-(pyrimidin-2-yloxy)cyclobutan-1-amine hydrochloride

(1s,3s)-3-(pyrimidine-2-sulfonyl)cyclobutane-1-carbonitrile

(1s,3s)-3-(pyrrolidin-1-yl)cyclobutan-1-amine dihydrochloride

(1s,3s)-3-(pyrrolidin-1-yl)cyclobutan-1-ol hydrochloride

(1s,3s)-3-(pyrrolidin-1-yl)cyclobutane-1-carboxylic acid hydrochloride

(1s,3s)-3-(sulfanylmethyl)cyclobutan-1-ol

(1s,3s)-3-(tert-butoxy)cyclobutan-1-amine

(1s,3s)-3-(tert-butoxy)cyclobutane-1-carboxylic acid

(1s,3s)-3-(trifluoromethoxy)cyclobutan-1-amine hydrochloride

(1s,3s)-3-(trifluoromethoxy)cyclobutan-1-ol

(1s,3s)-3-(trifluoromethoxy)cyclobutane-1-carboxylic acid

(1s,3s)-3-(trifluoromethyl)cyclobutan-1-amine hydrochloride

(1s,3s)-3-(trifluoromethyl)cyclobutane-1-carboxylic acid

(1s,3s)-3-({1-[(tert-butoxy)carbonyl]azepan-4-yl}({[(9H-fluoren-9-yl)methoxy]carbonyl})amino)cyclobutane-1-carboxylic acid

(1s,3s)-3-({1-[(tert-butoxy)carbonyl]azetidin-3-yl}({[(9H-fluoren-9-yl)methoxy]carbonyl})amino)cyclobutane-1-carboxylic acid

(1s,3s)-3-({1-[(tert-butoxy)carbonyl]piperidin-3-yl}({[(9H-fluoren-9-yl)methoxy]carbonyl})amino)cyclobutane-1-carboxylic acid

(1s,3s)-3-({1-[(tert-butoxy)carbonyl]piperidin-4-yl}({[(9H-fluoren-9-yl)methoxy]carbonyl})amino)cyclobutane-1-carboxylic acid

(1s,3s)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}(methyl)amino)cyclobutane-1-carboxylic acid

(1s,3s)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1-(trifluoromethyl)cyclobutane-1-carboxylic acid

(1s,3s)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutane-1-carboxylic acid

(1s,3s)-3-({[(tert-butoxy)carbonyl]amino}methyl)-1-methoxycyclobutane-1-carboxylic acid

(1s,3s)-3-({[(tert-butoxy)carbonyl]amino}methyl)-3-fluorocyclobutane-1-carboxylic acid

(1s,3s)-3-({[(tert-butoxy)carbonyl]amino}methyl)-3-methoxycyclobutane-1-carboxylic acid

(1s,3s)-3-({[(tert-butoxy)carbonyl]amino}methyl)cyclobutane-1-carboxylic acid

(1s,3s)-3-amino-1,3-dimethylcyclobutan-1-ol hydrochloride

(1s,3s)-3-amino-1-(1-methyl-1H-imidazol-2-yl)cyclobutan-1-ol dihydrochloride

(1s,3s)-3-amino-1-(2-chlorophenyl)cyclobutan-1-ol

(1s,3s)-3-amino-1-(4-bromophenyl)cyclobutan-1-ol

(1s,3s)-3-amino-1-(4-fluorophenyl)cyclobutan-1-ol

(1s,3s)-3-amino-1-(4-fluorophenyl)cyclobutan-1-ol hydrochloride

(1s,3s)-3-amino-1-(difluoromethyl)cyclobutan-1-ol hydrochloride