Number | Name | Date | Kind |
---|---|---|---|
3462532 | Hardy | Aug 1969 | |
3505342 | Wender et al. | Apr 1970 |
Entry |
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Acta Chemica Scandinavica 11 (1957), pp. 1183-1190, "Local Anaesthetics I, N-Alkyl Pyrrolidine and N-Alkyl Piperidine Carboxylic Acid Amides"-Ekenstam et al. |