4,4a-trans,4a,10b-cis-2,3,4a,6,10b-Hexahydronaphtho(1',2':4,5)-imidazo(2,1-b)thiazole HCl 5,6,6a,8,9,11a-Hexahydronaphth(1',2':4,5)imidazo(2,1-b)thiazole (Z)- monohydrochloride 75693-53-7 Naphth(1',2':4,5)imidazo(2,1-b)thiazole, 5,6,6a,8,9,11a-hexahydro-, (Z)-, monohydrochloride