International Journal on Minority and Group Rights. Том 10. 2003. С. 203-220
The diester of 2-(1-benzyl-2-methylindol-3-yl)cyclopropane-1,1-dicarboxylic acid undergoes a domino reaction in the presence of titanium(IV) chloride, forming an unusual [3+2] cyclodimer, 1,3-bis(indolyl)cyclopentane. © 2015 Springer Science+Business Media New York.