2. Synthesis of a new series of indolinic aminoxyls. Reaction of indoles, 2-phenylbenzothiazole, 2-phenylbenzoxazole and 2-phenyl-1,2-dihydro-4H-3,1-benzoxazin-4-one with organolithium reagents Giampaolo Tommasi,Paolo Bruni,Lucedio Greci,Paolo Sgarabotto,Lara Righi,Rita Petrucci J. Chem. Soc. Perkin Trans. 2 1999 2123