TY - JOUR T1 - STEREOSPECIFIC PHENYLTHIO MIGRATIONS IN THE SYNTHESIS OF SPIROCYCLIC LACTONES AND ETHERS FROM N-METHYL-4-PIPERIDONE AND QUINUCLIDIN-3-ONE JO - J CHEM SOC PERK T 1 PY - 1992/09/21 AU - COLDHAM I AU - WARREN S ED - IS - 18 SP - 2303 EP - 2307 Y2 - 2025/04/08 ER -