Bertamino, Alessia Ring-Fused Cyclic Aminals from Tetrahydro-β-carboline-Based Dipeptide Compounds. [electronic resource] - The Journal of organic chemistry 12 2017 - 12014-12027 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1520-6904 Standard No.: 10.1021/acs.joc.7b01656 doi