8-Methoxypsoralen298-81-731 % similar Bergapten484-20-831 % similar Fraxetin574-84-531 % similar Tricin520-32-130 % similar Mosloflavone740-33-030 % similar 1,2,3,7-Tetramethoxyxanthone22804-52-030 % similar Visnagin82-57-530 % similar