label: (4'-(3-amino-1-propynyl)phenyl-2,2',2''-terpyridine-bis(methylenamine)tetraacetic acid)europium(III)
label_lc: (4'-(3-amino-1-propynyl)phenyl-2,2',2''-terpyridine-bis(methylenamine)tetraacetic acid)europium(iii)