Erratum to “Adriana Bakalova, Boryana Nikolova-Mladenova, Rossen Buyukliev, Emiliya Cherneva, Georgi Momekov, Darvin Ivanov: Synthesis, DFT calculations and characterisation of new mixed Pt(II) complexes with 3-thiolanespiro-5′-hydantoin and 4-thio-1H-tetrahydropyranspiro-5′-hydantoin”, Chemical Papers 70 (1) 932–100 (2016)