-hydroxychroman羟基色满
6-hydroxychroman羟基苯并二瑁氢吡喃
5-hydroxychroman羟基色满
3-hydroxychroman羟基苯并二氢吡喃
7-Hydroxychroman-4-one羟基色满
7-Hydroxychroman-2-one羟基苯并二氢吡喃