(2-alpha,5-alpha)-2,5-Di(piperidinomethyl)-1-thiacyclopentane-1-oxide dihydrochloride 172753-35-4 Piperidine, 1,1'-((tetrahydro-1-oxido-2,5-thiophenediyl)bis(methylene))bis-, dihydrochloride,(2-alpha,5-alpha)-