8-((tetrahydrofuran-3-yl)methyl)-2,8-diazaspiro[4.5]decane

8-((1H-imidazol-4-yl)methyl)-2,8-diazaspiro[4.5]decane

8-((1H-pyrrol-2-yl)methyl)-2,8-diazaspiro[4.5]decane

(1-(2-ethynylbenzyl)piperidin-4-yl)methanamine

(1-(cyclopropylmethyl)piperidin-4-yl)methanamine

(1-((4-bromothiophen-2-yl)methyl)piperidin-4-yl)methanamine

(1-(4-bromo-3-methylbenzyl)piperidin-4-yl)methanamine

(1-(4-bromo-2-methylbenzyl)piperidin-4-yl)methanamine

(1-(cyclohexylmethyl)piperidin-4-yl)methanamine

(1-(4-iodobenzyl)piperidin-4-yl)methanamine

(1-((9-ethyl-9H-carbazol-3-yl)methyl)piperidin-4-yl)methanamine

(1-(2-(benzyloxy)benzyl)piperidin-4-yl)methanamine

(1-(anthracen-9-ylmethyl)piperidin-4-yl)methanamine

(1-(4-(4-methylpiperazin-1-yl)benzyl)piperidin-4-yl)methanamine

(1-((1-benzylpiperidin-4-yl)methyl)piperidin-4-yl)methanamine

(1-(4-bromo-2-fluorobenzyl)piperidin-4-yl)methanamine