1 R2Z N~2~-({(1r,2z)-2-[(2r)-2-(formylamino)-3-(phosphonooxy)propylidene]cyclopentyl}carbonyl)-L-argininamide 1.000 2 3TB N-[(1e,2r)-1-[(2r)-2-{[(2s)-1-amino-5-carbamimidamido-1-oxopentan-2-yl]carbamoyl}cyclopentylidene]-3-(phosphonooxy)propan-2-yl]-L-phenylalaninamide 0.769