5-ethoxy-3-thiophen-2-yl-3,4-dihydro-2H-pyrrole

3-(5-chloro-1-benzofuran-2-yl)-5-ethoxy-3,4-dihydro-2H-pyrrole

3-(5-bromo-1-benzofuran-2-yl)-5-ethoxy-3,4-dihydro-2H-pyrrole

5-ethoxy-3-(5-methoxy-1-benzofuran-2-yl)-3,4-dihydro-2H-pyrrole

5-ethoxy-3-(6-methoxy-1-benzofuran-2-yl)-3,4-dihydro-2H-pyrrole