... There is no corresponding record for this reference. (b) Lautens, M.; Fillion, E.; Sampat, M. J. Org. Chem. 1997, 62, 7080−7081. ... Lautens, Mark; Fillion, Eric; Sampat, Michael. Journal of Organic Chemistry (1997), 62 (21), 7080-7081CODEN: JOCEAH ; ISSN:0022-3263. ...