2-(4-hydroxy-3-methoxyphenyl)chromenylium-3,5,7-triol 2-(4-hydroxy-3-methoxy-phenyl)chromenylium-3,5,7-triol 2-(4-hydroxy-3-methoxy-phenyl)-1-benzopyrylium-3,5,7-triol 3,5,7-Trihydroxy-2-(4-hydroxy-3-methoxyphenyl)-1-benzopyryliumchloride C08726