... Tetrahedron. Volume 33, Issue 17, 1977, Pages 2287-2291. Cover image. 1 H, 2 H, 19 F and 31 P NMR and ESR investigations of aryl-t-butyl nitroxides. ... Download full text in PDF. Tetrahedron. Vol 33, pp 2287 to 2291. Pergamon Press 1977. Printed in Great Britain 'H^H,19? ...