(CO)4Cr{o-((C2H5)2P)2C6H4}

hexacarbonyl bis(μ-bis(dimethylphosphino)methane)iron chromium(0)

pentacarbonyldichloro(2,5-dimethyl-2H-1,2,3.sigma(2)-diazaphosphole-4-yl)phosphane chromium