6-Azaspiro[3.4]octane-6,7-dicarboxylic acid, 2,2-difluoro-, 6-(1,1-dimethylethyl) ester, (7S)-

6-Azaspiro[3.4]octane-6,7-dicarboxylic acid, 2,2-difluoro-, 6-(1,1-dimethylethyl) ester, (7S)- · CAS 1980007-36-0