136078-58-5 150576-09-3 L 702958 L-702,958 L-702958 Methanesulfonamide, N-(1'-(6-cyano-1,2,3,4-tetrahydro-2-naphthalenyl)-3,4-dihydro-4-oxospiro(2H-1-benzopyran-2,4'-piperidin)-6-yl)-, (R)-