The molecule is an L-lysine derivative obtained from nucleophilic cleavage of the beta-lactam ring of aztreonam by the epsilon-amino group of the L-lysine molecule. It contains an aztreonyl group. It derives from an aztreonam.
(2S)-2-amino-6-[[(2S,3S)-2-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(2-carboxypropan-2-yloxyimino)acetyl]amino]-3-(sulfoamino)butanoyl]amino]hexanoic acid