(2,3-Dihydro-1-methyl-2-oxo-1H-1,4-benzodiazepin-5-yl)ferrocene 1,3-Dihydro-5-ferrocenyl-1-methyl-2H-1,4-benzodiazepin-2-one 54906-84-2 Ferrocene, (2,3-dihydro-1-methyl-2-oxo-1H-1,4-benzodiazepin-5-yl)-