7-Lys-ala-4-mca 7-Lysylalanyl-4-methylcoumarinamide 94149-28-7 L-Alaninamide, L-lysyl-N-(4-methyl-2-oxo-2H-1-benzopyran-7-yl)- Lys-ala-NH-mec Lysyl-alaninamide 4-methylcoumarin