4-(2,5-Difluorobenzoyl)-8-ethyl-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid

4-(2-methylbenzoyl)-8-propyl-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid

8-propyl-4-(pyridine-4-carbonyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid

8-tert-butyl-4-(2-chlorobenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid

8-tert-butyl-4-(4-methylbenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid

8-tert-butyl-4-(pyridine-4-carbonyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid

8-tert-butyl-4-[4-(dimethylamino)benzoyl]-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid

8-benzyl-4-(2-methylpropanoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid

8-benzyl-4-(3,3-dimethylbutanoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid

{[(4-iodophenyl)methyl]sulfanyl}methanimidamide hydrobromide

{[(2-fluorophenyl)methyl]sulfanyl}methanimidamide hydrobromide