Lai, Jun-LiangJun-LiangLaiLeung, Man-kitMan-kitLeungLee, Gene HsiangGene HsiangLee2009-09-022018-07-102009-09-022018-07-101996http://ntur.lib.ntu.edu.tw//handle/246246/164435application/pdf97056 bytesapplication/pdfen-USUreyleno Macrobicyclic Amines. 1. Cooperative Protonation of 4,6,12,14,19,21-Hexaaza-5,13,20- trioxobicyclo[7.7.7]tricosanejournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/164435/1/05.pdf