英文名称:L-Alanyl-L-alanyl-L-valyl-L-alanyl-L-leucyl-L-leucyl-L-prolyl-L-alanyl-L-valyl-L-leucyl-L-leucyl-L-alanyl-L-leucyl-L-leucyl-L-alanyl-L-prolyl-L-valyl-L-glutaminyl-L-arginyl-L-lysyl-L-arginyl-L-glutaminyl-L-lysyl-L-leucyl-L-methionyl-L-proline; SN 50; SN 50 (enzyme inhibitor)