英文别名1,2-dihydro-1-(methylsulfonyl)-Spiro[3H-indole-3,4'-piperidine]; Spiro[3H-indole-3,4'-piperidine], 1,2-dihydro-1-(methylsulfonyl)-; 1-methylsulfonylspiro[2H-indole-3,4'-piperidine]; intermediate of MK677; 1-Methylsulfonyl-spiro[indoline-3,4'-piperidine] 
