1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid,6-(1-hydroxyethyl)-3-[9-[(4-imino-1(4H)-pyridinyl)methyl]-1-sulfo-3-phenanthrenyl]-4-methyl-7-oxo-, monopotassium salt
141219-62-7 1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid,6-(1-hydroxyethyl)-3-[9-[(4-imino-1(4H)-pyridinyl)methyl]-1-sulfo-3-phenanthrenyl]-4-methyl-7-oxo-, monopotassium salt