W Dong, Y Yuan, X Gao, M Keranmu,
W Li… - The Journal of …, 2019 - ACS Publications
A fac-Ir (ppy) 3-catalyzed intermolecular dearomative cyclization of 2-bromo-2-((5-
bromofuran-2-yl) methyl) malonate and alkynes affording substituted spirolactones in yields …