Glycylglycyl-L-leucine14857-82-054 % similar (S)-2-Acetamido-4-(tert-butoxy)-4-oxobutanoic acid117833-18-851 % similar Boc-D-leu-oh H2O200937-17-351 % similar L-Leucic acid13748-90-847 % similar 2-Hydroxyisocaproic acid498-36-247 % similar R-Tetrahydropapaverine N-acetyl-L-leucinate141109-12-846 % similar D-Leucine328-38-146 % similar Leucine61-90-546 % similar (2R)-2-(((9H-Fluoren-9-ylmethoxy)carbonyl)amino)-4-methylpentanoic acid114360-54-245 % similar N-Acetyl-L-leucine1188-21-244 % similar (3S,4S)-4-(2-Methylpropyl)-3-pyrrolidinecarboxylic acid261896-40-644 % similar Acetylleucine99-15-044 % similar cis-4-Hydroxy-D-proline2584-71-642 % similar Hydroxyproline51-35-442 % similar cis-4-Hydroxy-L-proline618-27-942 % similar Sinapultide138531-07-441 % similar N-Acetyl-3,5-dinitro-L-tyrosine20767-00-441 % similar N-Formyl-L-leucine6113-61-740 % similar Ectoine96702-03-340 % similar N-(2-Chloroacetyl)-L-leucine688-12-037 % similar