[C–H···anion] interactions mediate the templation and anion binding properties of topologically non-trivial metal–organic structures in aqueous solutions† †Electronic supplementary information (ESI) available: For general methods, further details of synthesis and characterization, anions binding, and DFT and PM6 calculations. CCDC 1409618. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/c5sc04246a Click here for additional data file. Click here for additional data file.

New York University Abu Dhabi (NYUAD Saadiyat Island, Abu Dhabi, UAE. E-mail: a Centro de Investigaciones Cient́ıcas Av Qúımica Fundamental, Universidade de C Fraga 10, 15008 A Coruña, Spain Laboratoire d'Ingénierie Moléculaire Appliq UdS, ECPM, 25 rue Becquerel, 67087 Strasb School of Sciences, Indiana University Koko Laboratoire de Chimie Bioorganique et Méd rue Becquerel, 67087 Strasbourg, France. E† Electronic supplementary information further details of synthesis and character PM6 calculations. CCDC 1409618. For E other electronic format see DOI: 10.1039/ Cite this: Chem. Sci., 2016, 7, 2524