Convenient synthesis of 3,4-methano-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid and its derivatives as doubly constrained nonproteinogenic amino acid derivatives

1. Czombos, J.
2. Aelterman, W.
3. Tkachev, A.
4. Martins, J.C.
5. Tourwé, D.
6. Péter, A.
7. Tóth, G.
8. Fülöp, F.
9. De Kimpe, N.