2- ( 4-amino-3,5-dichlorobenzyl ) imidazoline hydrochloride ( a-57219 ) , has alpha 1-agonist/alpha 2-antagonist activity and was more effective and long-acting than oxymetazoline on canine nasal mucosa , in-vitro and in-vivo .
C1449836
imidazoline
C0030071
oxymetazoline