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1-Cyclobutyl-4-{4-[(tetrahydrofuran-3-ylmethoxy)methyl]benzylidene}piperidine

1-Cyclobutyl-4-{4-[(cyclopentyloxy)methyl]benzylidene}piperidine

3-{4-[(1-Cyclobutylpiperidin-4-ylidene)methyl]benzyl}-1,3-oxazolidin-2-one

1-{4-[(1-Cyclobutylpiperidin-4-ylidene)methyl]benzyl}pyrrolidin-2-one

4-{4-[(1-Cyclobutylpiperidin-4-ylidene)methyl]benzyl}morpholin-3-one

1-{4-[(1-Cyclobutylpiperidin-4-ylidene)methyl]benzyl}piperidin-2-one

1-{4-[(1-Cyclobutylpiperidin-4-ylidene)methyl]benzyl}-3-methylpyridin-2(1h)-one

3-({4-[(1-Cyclobutylpiperidin-4-ylidene)methyl]benzyl}oxy)pyridazine

2-{4-[(1-Cyclobutylpiperidin-4-ylidene)methyl]benzyl}pyridazin-3(2h)-one

1-{4-[(1-Cyclobutylpiperidin-4-ylidene)methyl]benzyl}pyridin-2(1h)-one