3,7-Dihydroxy-naphthalene-2-carboxylic acid 3-phenyl-propyl ester

1,8,17,24-tetraoxa<8.8>(2,6)-naphthalenophane-3,5,19,21-tetrayne-10,30-dicarboxylic acid bis(3-phenylpropyl) ester

3-phenylpropyl-3-hydroxy-7-(propargyloxy)-2-naphthoate

sodium 2-carboxy-3-hydroxy-7-naphthalenesulfonate