Tert-butyl 2-(1-benzylpyrrolidin-3-yl)hydrazine-1-carboxylate

4-(3-Bromo-4-hydroxy-5-methoxyphenyl)-5-ethyl-3-(2-hydroxyphenyl)-1,2,3,3a,4,6a-hexahydropyrrolo[3,4-c]pyrazol-6-one

(4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(3-hydroxyphenyl)-1-(1,3-thiazol-2-yl)pyrrolidine-2,3-dione

(4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(4-methoxyphenyl)-1-(1,3-thiazol-2-yl)pyrrolidine-2,3-dione

3-(2-Hydroxy-4,6-dimethylphenyl)-4-(3-hydroxyphenyl)-5-(2-methoxyethyl)-1,2,3,3a,4,6a-hexahydropyrrolo[3,4-c]pyrazol-6-one

3-(2-Hydroxy-4,6-dimethylphenyl)-5-(2-methoxyethyl)-4-(3-methoxyphenyl)-1,2,3,3a,4,6a-hexahydropyrrolo[3,4-c]pyrazol-6-one

4-(3-Ethoxyphenyl)-5-ethyl-3-(2-hydroxyphenyl)-1,2,3,3a,4,6a-hexahydropyrrolo[3,4-c]pyrazol-6-one

5-Ethyl-3-(2-hydroxyphenyl)-4-(3-propoxyphenyl)-1,2,3,3a,4,6a-hexahydropyrrolo[3,4-c]pyrazol-6-one

4-(3-Butoxyphenyl)-5-ethyl-3-(2-hydroxyphenyl)-1,2,3,3a,4,6a-hexahydropyrrolo[3,4-c]pyrazol-6-one

5-Ethyl-3-(2-hydroxyphenyl)-4-(4-pentoxyphenyl)-1,2,3,3a,4,6a-hexahydropyrrolo[3,4-c]pyrazol-6-one

5-Ethyl-3-(2-hydroxyphenyl)-4-(3-pentoxyphenyl)-1,2,3,3a,4,6a-hexahydropyrrolo[3,4-c]pyrazol-6-one