(3R)-N~6~-(Diaminomethylene)-3-formyl-N~2~-({4-[(2-methyl-2-propanyl)carbamoyl]-1-piperazinyl}carbonyl)-L-lysine

(3R)-N~6~-(Diaminomethylen)-3-formyl-N~2~-({4-[(2-methyl-2-propanyl)carbamoyl]-1-piperazinyl}carbonyl)-L-lysin

(3R)-N~6~-(Diaminomethylene)-3-formyl-N~2~-({4-[(2-methyl-2-propanyl)carbamoyl]-1-piperazinyl}carbonyl)-L-lysine

(3R)-N~6~-(Diaminométhylène)-3-formyl-N~2~-({4-[(2-méthyl-2-propanyl)carbamoyl]-1-pipérazinyl}carbonyl)-L-lysine

L-Lysine, N~6~-(diaminomethylene)-N~2~-[[4-[[(1,1-dimethylethyl)amino]carbonyl]-1-piperazinyl]carbonyl]-3-formyl-, (3R)-

1-(4-tert-Butylcarbamoyl-piperazine-1-carbonyl)-3-(3-guanidino-propyl)-4-oxo-azetidine-2-carboxylic acid