Heterocyclic quinol-type fluorophores. Part 2. Solid-state fluorescence enhancement behaviour of benzofurano[3,2-b]naphthoquinol-typeThe IUPAC name for the parent benzofurano[3,2-b]naphthoquinone is naphtho[2,3-b]benzofuran-6,11-dione. clathrate hosts upon inclusion of amine moleculesElectronic supplementary information (ESI) available: Table S1 containing crystal data and structure refinement parameters for amine-inclusion compounds of 2c and 3c. See http://www.rsc.org/suppdata/p2/b1/b109202m/