55207-83-5 Hgh (6-13) Human growth hormone (6-13) L-Alanine, N-(N2-(N-(N-(N-(N2-(N-L-leucyl-L-seryl)-L-arginyl)-L-leucyl)-L-phenylalanyl)-L-alpha-aspartyl)-L-asparaginyl)- Somatotropin (6-13)