proline,glycyl,valylglycyl,isoleucyl
Proline
823835-45-6L-Proline,L-asparaginylglycyl-L-phenylalanyl-L-histidyl-L-asparaginyl-L-tryptophyl-L-phenylalanyl-
522647-36-5D-Proline, 4-cyano-2-(2-methylpropyl)-5-(4-thiazolyl)-, 1,1-dimethylethylester, (4S,5S)-rel-
140703-23-7L-Proline,L-tyrosyl-L-threonyl-L-alanyl-L-seryl-L-threonyl-L-arginylglycyl-L-a-aspartyl-L-leucyl-L-alanyl-L-histidyl-L-leucyl-L-threonyl-L-threonyl-L-threonyl-L-histidyl-L-alanyl-L-arginyl-L-histidyl-L-leucyl-