First example of autooxidation of methyl and cyclohexano groups attached to the pyrrole ring: stabilization effect of phenyldiazenyl substituents - Elena Yu. Schmidt; Elena Yu. Senotrusova; Igor A. Ushakov; Olga N. Kazheva; Oleg A. Dyachenko; Grigorii G. Alexandrov; Andrei V. Ivanova; Albina I. Mikhaleva; Boris A. Trofimov (ARKIVOC, 2010)