7-oxo-4,5,6,7-tetrahydrobenzofuran

6,6-Dimethyl-6,7-dihydrobenzofuran-4(5H)-one

4,5,6,7-tetrahydro-4-oxo-3-benzofurancarboxylicacid

6,7-Dihydro-4(5H)-benzofuranone

diethyl 3-cyclopropyl-1H-pyrrole-2,4-dicarboxylate

Diethyl 3-ethyl-1H-pyrrole-2,4-dicarboxylate

diethyl 3-isopropyl-1H-pyrrole-2,4-dicarboxylate

5-methyloxazole-4-carboxylic acid

5-cyclopropyloxazole-4-carboxylic acid

5-Ethyloxazole-4-carboxylic acid

5-isopropyloxazole-4-carboxylic acid

Ethyl 5-tert-butyl-1,3-oxazole-4-carboxylate

4-(1-Pyrrolidinyl)piperidine

1-Methyl-4-(4-piperidino)piperazine

1-Methyl-4-(3-chloropropyl)piperazine

1-[2-(Dimethylamino)ethyl]piperazine