... K88 ab, we set out to prepare the pro- posed antigen 3 which is located in an area where 250 Acta Chemica Scandinavica B40 (1986 ... Chemical shift Compound 3 6 9 1 1 14 17 18 Tyr NUH 4.860 H“ 4.090 4.302 H3 2.902 3.171 2.722 3.142 H2 ... 9. Konig, W. and Geiger, R. Chem. ...