GPRP acetate，Gly-Pro-Arg-Pro acetate，Glycyl-L-prolyl-L-arginyl-L-proline acetate，Pefa 6003，Pefabloc FG

GPRP acetate，Gly-Pro-Arg-Pro acetate，Glycyl-L-prolyl-L-arginyl-L-proline acetate，Pefa 6003，Pefabloc FG >98%