“Arginine methyl ester (99.5 and 97% inhibition), argininamide (99 and 96%), S-(2-aminoethyl) cysteine (43 and …%), aspartic acid β-methyl ester (38 and 40%), norvaline (0 and 3%), citrulline (9 and 7%), and asparagine (2 and 0%) … incorporation of both arginine and aspartic acid, … complete reaction mixture.”