tert-Butyl 4-(4-methyl-5-sulfanyl-4H-1,2,4-triazol-3-yl)tetrahydro-1(2H)-pyridinecarboxylate4-[4-Methyl-5-thio-4H-1,2,4-triazol-3-yl]piperidine, N-BOC protectedtert-Butyl 4-(4-methyl-5-sulphanyl-4H-1,2,4-triazol-3-yl)tetrahydro-1(2H)-pyridinecarboxylate