8-tert-butyl-4-(2-methoxybenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid

5-chloro-3-(ethylsulfanyl)-1,2,4-thiadiazole

ethyl 5-benzyl-1H-pyrazole-4-carboxylate

ethyl 5-(2-phenylethyl)-1H-pyrazole-4-carboxylate

ethyl 5-(naphthalen-1-yl)-1H-pyrazole-4-carboxylate

ethyl 5-[3,5-bis(trifluoromethyl)phenyl]-1H-pyrazole-4-carboxylate

ethyl 5-(3-methylphenyl)-1H-pyrazole-4-carboxylate

ethyl 5-(3-nitrophenyl)-1H-pyrazole-4-carboxylate

ethyl 5-[(2-nitrophenyl)methyl]-1H-pyrazole-4-carboxylate

ethyl 5-[(naphthalen-1-yloxy)methyl]-1H-pyrazole-4-carboxylate

ethyl 5-(3-methyl-4-nitrophenyl)-1H-pyrazole-4-carboxylate