methyl (E)-3-(3,7-dimethylocta-2,6-dien-1-yl)-5-formyl-2,4-dihydroxy-6-((pivaloyloxy)methyl)benzoate

重氮甲烷

(E)-6-(1,3-二氢-4,6-二甲氧基-7-甲基-3-氧代-5-异苯并呋喃基)-4-甲基-4-己烯酸