[1,4'-Bipiperidine]-4'-carboxamide39633-82-4100 % similar Pipamperone1893-33-042 % similar 1-Aminocyclopentanecarboxamide17193-28-133 % similar 3-Azaspiro(5.5)undecane hydrochloride180-44-930 % similar Trichloroacetamide594-65-030 % similar