4-Aminopiperidine-4-carboxylic Acid: A Cyclic alpha, alpha-Disubstituted Amino Acid for Preparation of Water-Soluble Highly Helical Peptides.

~%

~%

~%

~%

~%

~%

~%

~%

~%

~%

~%

~%

~%

~%

~%

~%