4-Methyl-2-nitro-5-piperidin-1-yl-benzonitrile

2-Chloro-7-methyl-6-piperidin-1-yl-3,4-dihydro-quinazoline

8-Methyl-7-piperidin-1-yl-1,5-dihydro-imidazo[2,1-b]quinazolin-2-one