7-Benzylcysteinyl-4-methylcoumarinylamide 80173-27-9 BCMCA Propanamide, 2-amino-N-(4-methyl-2-oxo-2H-1-benzopyran-7-yl)-3-((phenylmethyl)thio)-, (S)- S-Benzyl-L-cysteine-4-methylcoumarinyl-7-amide