[Juaqui]

Hi,

I was searching for the DOI of this article:

http://en.cnki.com.cn/Article_en/CJFDTOTAL-ZGYH201004009.htm

Could someone of you guess it?

Thank you!!

[AWK]

"Digital object identifiers (DOIs) are widely used across the world but not very much within China. ... 42.41% have only assigned DOIs to articles published after 2010" - https://doi.org/10.1002/leap.1137

Method of synthesis from this article is given in
Innovative Drug Synthesis ... Jie Jack Li (Editor), Douglas S. Johnson