Synthesis and Optical Properties of Different Substituted-Indole-Modified Squaraine Derivatives
Zhang Biwei, Yuan Zhanxiang, Xu Jianxing, Ji Shaomin, Huo Yanping, Liang Liang
Chinese Journal of Organic Chemistry . 2020, (9): 2929 -2937 .  DOI: 10.6023/cjoc202002027