1-Azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 3-chloro-7-((4-((4-((2,3-dihydroxybenzoyl)amino)butyl)(3-((2,3-dihydroxybenzoyl)amino)propyl)amino)-1,4-dioxobutyl)amino)-8-oxo-, (6R-trans)- 134782-23-3 Jam 2-263 Jam-2-263