... Department of Chemistry, University of California, Santa Barbara, California 93106 Received March 29, 1985 ... The organic phase was washed with water, dried, and evaporated to give a residue which was ... NMR 6 1.2-2.1 (m, 4 H), 5.15 (m, 2 H, bridgeheads), 7.10 (d, 1 H, J = 2 Hz ...