英文名称:Melanotropin B (Petromyzon marinus); L-Valyl-L-glutaminyl-L-alpha-glutamyl-L-seryl-L-alanyl-L-alpha-aspartylglycyl-L-tyrosyl-L-arginyl-L-methionyl-L-glutaminyl-L-histidyl-L-phenylalanyl-L-arginyl-L-tryptophylglycyl-L-glutaminyl-L-prolyl-L-leucyl-L-prolinamide