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(2007/10/03)[(2-amino-4-bromo-phenylamino)-methyl]-phosphonic acid diethyl ester
(R)-2-benzyloxycarbonylamino-3-{5-bromo-2-[(diethoxy-phosphorylmethyl)-amino]-phenylamino}-propionic acid benzyl ester
2-benzyloxycarbonylamino-3-[5-bromo-1-(diethoxy-phosphorylmethyl)-1H-benzoimidazol-2-yl]-propionic acid benzyl ester