label: (1S)-2-({[4-({[(5R)-5-hydroxycyclopenta-1,3-dien-1-yl]methyl}amino)butyl]amino}methyl)cyclopenta-2,4-dien-1-ol bis(cyclopenta-1,3-diene) diiron
label_lc: (1s)-2-({[4-({[(5r)-5-hydroxycyclopenta-1,3-dien-1-yl]methyl}amino)butyl]amino}methyl)cyclopenta-2,4-dien-1-ol bis(cyclopenta-1,3-diene) diiron