3-Ethyl-1,3,3a,8a-tetrahydro-3-aza-cyclopenta[a]indene-2,8-dione

7-Methyl-1,2-dihydrospiro[indole-3,4'-oxane]

3-Cyclopropyl-7-fluoro-1H-indazole

2-(5-Chloropyridin-2-yl)acetic acid hydrochloride

2',3'-Dihydrospiro{oxane-4,1'-pyrrolo[2,3-b]pyridine}dihydrochloride

6-Methoxy-1,2-dihydrospiro[indole-3,4'-oxane]

Sodium 2-(5-methoxypyridin-2-yl)acetate

Benzyl 2,6-diazaspiro[3.5]nonane-6-carboxylate hydrochloride

tert-Butyl N-{7-azaspiro[3.5]nonan-1-yl}carbamate

Benzyl 2',3'-dihydro-1'H-spiro[pyrrolidine-2,4'-quinoline]-1-carboxylate

5-Bromo-3,3-dimethyl-3,4-dihydroquinolin-2(1H)-one