Synthesis and Characterization of 3-(1-((3,4-Dihydroxyphenethyl)amino)ethylidene)-chroman-2,4-dione as a Potential Antitumor Agent

Figure 2

Molecular packing of 3·MeOH showing π-π interactions (black dashed lines) between neighboring chains formed by hydrogen bonds (red dashed lines). Hydrogen atoms not involved in hydrogen bonds are omitted for clarity.