benzene; cyclopenta-1,3-diene; manganese;1271-43-8;Manganese, (eta6-benzene)(eta5-2,4-cyclopentadien-1-yl;Manganese,(.eta.6-benzene)(.eta.5-2,4-cyclopentadien-1-yl
benzene; cyclopenta-1,3-diene; manganese