N. V. Ha and L. T. My Trinh, Manganese(III)-based reaction of 1,1-diarylethenes and 2,3-pyrrolidinediones. a simple route to 4-ethenyl- and 4-ethyl-2,3-pyrrolidinedione derivatives, VJChem 53 (2015) 182–187. DOI: https://doi.org/10.15625/0866-7144.2015-00112.