39330-74-0 Tris(cyclopentadienyl)erbium
39470-10-5 Tris(methylcyclopentadienyl)erbium
130521-76-5 Tris(isopropylcyclopentadienyl)erbium
35733-23-4 Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)erbium

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