technetium 99m (N-(dithiocarbamato)-2-aminomethyl-15-crown-5)(N,N-bis(2-(3-ethoxypropyl)phosphino)ethyl)methoxyethylamine
technetium 99m (n-(dithiocarbamato)-2-aminomethyl-15-crown-5)(n,n-bis(2-(3-ethoxypropyl)phosphino)ethyl)methoxyethylamine