Pyridine series

1-N-Boc-Piperazine-2-carboxyli

[R]-1-Boc-4-Hydroxy-2-pyrrolid

[S]-1-Boc-4-Hydroxy-2-pyrrolid

(R)-5-(Aminomethyl)-2-pyrrolid

2,4,5-Tribromoimidazole 

1,1,1,-TRIFLUORO-2-BUTANONE