(1R,5S)-8-(2-methoxyethyl)-8-azabicyclo[3.2.1]octan-3-one

(1R,5S)-8-(thiophen-2-ylmethyl)-8-azabicyclo[3.2.1]octan-3-one

tert-butyl (2-(3-fluoro-4-methoxyphenyl)-2-oxoethyl)carbamate

tert-butyl (2-(4-(methylthio)phenyl)-2-oxoethyl)carbamate

2-amino-1-(4-(methylthio)phenyl)ethan-1-one hydrochloride

tert-butyl (Z)-(2-(2,6-difluorophenyl)-2-(hydroxyimino)ethyl)carbamate

2-amino-5-[(4-bromophenyl)methyl]-5-(4-methoxyphenyl)-4,5-dihydro-1H-imidazol-4-one

2-amino-5-(4-fluorophenyl)-5-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-imidazol-4-one

2-amino-5-benzyl-5-(4-methylphenyl)-4,5-dihydro-1H-imidazol-4-one

2-amino-5-[(4-chlorophenyl)methyl]-5-(3-methoxyphenyl)-4,5-dihydro-1H-imidazol-4-one

2-amino-5-(3-methoxyphenyl)-5-[(3-methoxyphenyl)methyl]-4,5-dihydro-1H-imidazol-4-one

2-amino-5-[(4-methoxyphenyl)methyl]-5-phenyl-4,5-dihydro-1H-imidazol-4-one

2-amino-5-[(2-methoxyphenyl)methyl]-5-phenyl-4,5-dihydro-1H-imidazol-4-one

2-amino-5-[(furan-2-yl)methyl]-5-(thiophen-2-yl)-4,5-dihydro-1H-imidazol-4-one

2-amino-5-benzyl-5-(furan-2-yl)-4,5-dihydro-1H-imidazol-4-one