- Enhancement of fibrinolysis by EF6265 [(S)-7-amino-2-[[[(R)-2-methyl-1-(3-phenylpropanoylamino)propyl]hydroxyphosphinoyl] methyl]heptanoic acid], a specific inhibitor of plasma carboxypeptidase B. Suzuki, K., Muto, Y., Fushihara, K., Kanemoto, K., Iida, H., Sato, E., Kikuchi, C., Matsushima, T., Kato, E., Nomoto, M., Yoshioka, S., Ishii, H. J. Pharmacol. Exp. Ther. (2004)