WU-LAN, ZENG, JIANG FANG-FANG, TAI XI-SHI, WU QIAN, and ZHANG NING-NING. 2010. “Synthesis and Crystal Structure of 3-(1H-Benzotriazolyl)- 1-(4-Nitrophenyl)-1-Oxopropan-2-Yl-4-Ethylbenzoate”. Asian Journal of Chemistry 21 (4):2653-58. https://asianpubs.org/index.php/ajchem/article/view/12464.