a pyridine derivative,C18H11NO3,occurring especially in cereals,yeast,liver,and fish and serving as a coenzyme in amino acid synthesis
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美
- 吡哆醇，吡啶的衍生物，C18H11NO3，尤其出现于谷类，酵母，肝脏和鳞中，作为氨基酸合成作用中的辅酶
