Boc-D-Pip-OH(R)-1-N-Boc-哌啶-2-甲酸(+)-N-Boc-(R)-pipecolinic acid(R)-N-Boc-哌啶-2-羧酸(R)-(+)-N-Boc-2-piperidinecarboxylic acidN-Boc-D-哌啶-2-羧酸(R)-N-Boc-piperidine-2-carboxylic acid(R)-(+)-1-(叔丁氧羰基)-2-哌啶羧酸(R)-(+)-1-(tert-Butoxycarbonyl)-2-piperidinecarboxylic acid(+)-N-Boc-(R)-2-哌啶甲酸N-Boc-D-pipecolic acid