The obvious Diedro Nord, aka Diedro Cozzolino, on Piccolo Mangart di Coritenza in the Julian Alps. First ascended by Armando Bernardini and Enzo Cozzolino from 22 to 23 September 1970, the first winter ascent was carried out, solo, by Renato Casarotto from 30 December 1982 to 9 January 1983.