CJCU
Reaction of 3-Thioformylindolizine(Thioaldehyde) with 1,2-and 1,4-Dimethylpyridinium Iodides
LIU Wei-Wei, OU Song, WANG Bing-Xiang, HU Hong-Wen
Chem. J. Chinese Universities . 2004, (4): 667 -672 .