ethyl 3-bromo-1-ethyl-2-oxocyclohexane-1-carboxylate

ethyl 1-ethyl-2-oxo-3-phenylsulfanylcyclohexane-1-carboxylate

1-ethyl-1,2,3,4-tetrahydrodibenzothiophene

ethyl (1R)-2-oxo-1-(3-oxobutyl)cyclohexane-1-carboxylate

2,3-diamino-5,6,7,8-tetrahydroquinazolin-4-one