Asymmetric phase-transfer catalytic sulfanylation of some 2-methylsulfinyl cyclanones. Modeling of the stereochemical course of the aldol reaction of (SS,2S)-2-methylsulfinyl-2-methylsulfanylcyclohexanone - Rodrigues, Alessandro; Wladislaw, Blanka; Di Vitta, Cláudio; Cardoso Filho, José Eduardo Pandini; Marzorati, Liliana; Bueno, Mauro Alves; Olivato, Paulo Roberto (Tetrahedron Letters, 2010)