CJCU
Synthesis and Crystal Structure of 1,3,3a,5-Tetraphenyl-3a,4,5,11-tetrahydro-3H,6H-1,2,4-triazolobenzodiazepine
XU Jia-Xi, JIN Sheng, ZHANG Ze-Ying, MAK Thomas C. W.
Chem. J. Chinese Universities . 1998, (7): 1070 -1073 .