| 4'-(4-ethoxybutoxy)-3'-ethyl-3-piperidino-propiophenon hydrochloride |
| 1-(4-(4-ethoxybutoxy)-3-ethylphenyl)-3-(1-piperidinyl)-1-propanon hydroch |
| 4'-(4-ethoxybutoxy)-3'-ethyl-3-piperidinopropiophenone hydrochloride |
| beta-piperidinoaethyl-(4-delta-aethoxy-n-butoxy-3-aethylphenyl)-ketonhyd roch |
