Luteolin is a low molecular weight polyphenolic compound composed of a three-ring structure with various substitutions, one of which is unsaturated ring.

　
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  • 木犀草素有兩個(gè)苯環(huán)和一個(gè)含兩個(gè)氧原子的環(huán)，含有不飽和的鍵，有兩個(gè)碳雙鍵，在第四位有個(gè)羰基。
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