Synthesis and structure of Cu(Hapn)NOsub3NOsub3, Cu(Hapn)(Hsub2O)sub2SiFsub6, Cu(Hapn)(Hsub2O)BFsub4BFsub4 times Hsub2O and Cu(Hapn)(NHsub2SOsub3)sub2 pi-complexes (apn = 3-(prop-2-en-1-ylamino)propanenitrile - Luk'yanov, Mykhailo (Acta chimica slovenica, 2017)