2-Butyl-1,3-diazaspiro[4.4]non-1-en-4-one hydrochloride
2,3-Dimethyl-1,3,8-triazaspiro[4.5]dec-1-en-4-one hydrochloride
2-Methyl-1,3,7-triazaspiro[4.5]dec-2-en-4-one hydrochloride
2-(4-(Trifluoromethoxy)phenyl)-1,3,8-triazaspiro[4.5]dec-1-en-4-one
2-Butyl-3-((2'-(2-trityl-2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1,3-diazaspiro[4.4]non-1-en-4-one
8-Methyl-3-phenyl-1,4,8-triazaspiro[4.5]dec-3-ene-2-thione
1-Methyl-3-phenyl-1,4,7-triazaspiro[4.4]non-3-en-2-one
3-(4-Chlorophenyl)-1,4-diazaspiro[4.5]dec-3-ene-2-thione
3-Phenyl-1,4-diazaspiro[4.5]dec-3-ene-2-thione
3-(4-Fluorophenyl)-1,4-diazaspiro[4.5]dec-3-ene-2-thione
2-(3-(4-Fluorophenyl)-2-oxo-1,4-diazaspiro[4.4]non-3-en-1-yl)acetic acid
3-(2-Methoxyphenyl)-1,4,7-triazaspiro[4.4]non-3-en-2-one
3-Phenyl-1,4,7-triazaspiro[4.4]non-3-en-2-one
3-(4-Methoxyphenyl)-1-methyl-1,4,7-triazaspiro[4.4]non-3-en-2-one
3-(4-Chlorophenyl)-1,4-diazaspiro[4.5]dec-3-en-2-one
2-(3-(4-Fluorophenyl)-2-oxo-8-oxa-1,4-diazaspiro[4.5]dec-3-en-1-yl)acetic acid
4'-((2-Butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl)-N-(4,5-dimethylisoxazol-3-yl)-2'-(ethoxymethyl)-N-(methoxymethyl)-[1,1'-biphenyl]-2-sulfonamide
2-(2-Oxo-3-phenyl-1,4-diazaspiro[4.4]non-3-en-1-yl)acetic acid
3-(4-Methoxyphenyl)-1,4-diazaspiro[4.5]dec-3-ene-2-thione
2-(2-Oxo-3-phenyl-8-oxa-1,4-diazaspiro[4.5]dec-3-en-1-yl)acetic acid
