73664-84-3 Benzamidine, N,N'-bis(L-carboxyisobutylmethyl)- L-Leucine, N-[[(1-carboxy-3-methylbutyl)amino]phenylmethylene]-, (S)- N,N'-Bis(L-carboxyisobutylmethyl)benzamidine NSC225221 WLN: 1Y1&1YVQNUYR&MYVQ1Y1&1 -L