Synthesis of Alkynyl-Substituted Pyrrolidin-1-yloxyl Radicals from 1-Pyrroline N-Oxide Nitrones and Alkynylmagnesium Bromides - Bárácz, Nóra M; Hankovszky, Olga H; Sár, Gyula P; Jerkovich, Kálmán; Hideg (Synthesis, 1996)