SEARCH Articles Figures Tables Activation by n Donors (X and C Substituents) Analogs with C-methyl (and Other Hydrocarbon) Substituents in the Piperidine Ring Basic Nitrogen and C-14 Substituents Benzenes, substituted C” substituent Butenone C” substituents C-Linked Substituents C-substituent Effect of C Substituents Equilibria of C-Substituents in Piperidine Herndon, W. C.: Substituent Effects Other C-linked substituents Removal of the C-10 substituent With a Substituent at C-3 Containing More than One Carbon