1. Chemistry Department, Antwerp University, Groenenborgerlaan 171, B-2020 Antwerp, Belgium, Institute of Physical Chemistry, Polish Academy of Sciences, Kasprzaka 44/52, 01224 Warsaw, Poland, Polymer Chemistry Research Group, Ghent University, Krijgslaan 281 S4-bis, B-9000 Ghent, Belgium, and Global Analytical Development, Janssen Pharmaceutica, Turnhoutseweg 30, 2340 Beerse, Belgium