... Trav. Chim. Pays-Bas 99, 43 (1980). Page 3. Recueil. Journal of the Royal Netherlands Chemical Society. 10211 I , novemher 1983 47 1 Gly Gly Phe Met Thr Ser Glu Lys Ser Gln Thr Pro Leu Vol Thr OtBu Boc B ocz = z z : - ! ! OH ie O t B u 0 th Boc B ocz : = - z = ! oteu H ...