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2,6-Dimethylcarbanilic acid 1-isopropyl-4-piperidinyl ester

2,6-Dimethylcarbanilic acid 1-propyl-4-piperidinyl ester

2,6-Dimethylcarbanilic acid 1-methyl-4-piperidinyl ester

N-(p-acetylphenyl)carbamic acid 1-ethyl-3-piperidinyl ester

P-methoxycarbanilic acid 1-ethyl-3-piperidinyl ester

P-bromocarbanilic acid 1-ethyl-3-piperidinyl ester

M-bromocarbanilic acid 1-ethyl-3-piperidinyl ester

P-methylcarbanilic acid 1-ethyl-3-piperidinyl ester

M-methylcarbanilic acid 1-ethyl-3-piperidinyl ester

2-Methylphenylcarbamic acid 1-ethyl-3-piperidyl ester