145108-58-3 1H-Imidazole, 4-(1-(2,3-dimethylphenyl)ethyl)-, monohydrochloride, (S)- 4-((S)-alpha,2,3-trimethylbenzyl)imidazole monohydrochloride Dexmedetomidine hydrochloride Dexmedetomidine hydrochloride [USAN] Precedex