title: NMR hide-and-seek challenge.
authors.affiliation: Institute of Organic Chemistry and Biochemistry, University of Technology Darmstadt, Alarich-Weiss-Str. 4, D-64287, Darmstadt, Germany. meusi@nmr.chemie.tu-darmstadt.de.
authors.forename: Reinhard
authors.initials: R
authors.lastname: Meusinger