Clonidine4205-90-7100 % similar Clonidine hydrochloride4205-91-890 % similar Apraclonidine66711-21-571 % similar Apraclonidine hydrochloride73218-79-866 % similar Tizanidine51322-75-960 % similar Tizanidine hydrochloride64461-82-156 % similar Lofexidine31036-80-343 % similar Moxonidine75438-57-242 % similar Bisantrene78186-34-241 % similar Lofexidine hydrochloride21498-08-840 % similar 2-Phenylimidazoline936-49-238 % similar Brimonidine59803-98-438 % similar Tolazoline59-98-336 % similar 2-Hydrazino-2-imidazoline hydrobromide55959-84-735 % similar 2,6-Dichlorophenylhydrazine hydrochloride50709-36-934 % similar Naphazoline835-31-434 % similar Imidocarb27885-92-334 % similar 2,6-Dichloro-N-phenylbenzenamine15307-93-433 % similar Tolazoline hydrochloride59-97-233 % similar Antazoline91-75-833 % similar