... The combined organic layers were washed with water, dried over MgS04, and filtered ... 1H),3.40(dd, J=4.5,2.0Hz,lH),2.64(d, J = 11.0 Hz, lH), 2.34 (ddt, J = 11.0, 4.5 ... is contained in libraries on microfiche, immediately follows this article in the microfilm version of the journal, and can ...