197897-11-3

1-[((7R)-7-AMINO-4-CARBOXY-3,4-DIDEHYDROCEPHAM-3-YL)METHYL]-... (6R,7R)-7-Amino-3-(imidazo[1,2-b]pyridazin-1(5H)-ylmethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct (6R,7R)-7-Amino-3-(imidazo[1,2-b]pyridazin-1(5H)-ylmethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2- 1-[((7R)-7-AMINO-4-CARBOXY-3,4-DIDEHYDROCEPHAM-3-YL)METHYL]-1H-IMIDAZO[1,2-B]PYRIDAZIN-4-IUM IODIDE 1-[((7R)-7-aMino-4-carboxy-3,4-didehydrochephaM-3-yl)Methyl]-1H-iMidazo[1,2-b] pyridazin-4-iuM Iodide 1-[[(6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]imidazo[1,2-b]pyridazinium iodide (6R,7R)-7-amino-3-(5H-imidazo[1,2-b]pyridazin-1-ylmethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,hydroiodide (6R,7R)-7-AMino-3-(iMidazo[1,2-b]pyridazin-1(5H)-ylMethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid hydroiodide