137372-00-0 Ac-Thr-leu-asn-phe-cooh Acetylthreonyl-leucyl-asparaginyl-phenylalanine L-Phenylalanine, N-(N2-(N-(N-acetyl-L-threonyl)-L-leucyl)-L-asparaginyl)- N-(N2-(N-(N-Acetyl-L-threonyl)-L-leucyl)-L-asparaginyl)-L-phenylalanine