3-(furan-2-yl)-N,N-dimethylprop-2-enamide

4-氯呋喃并[3,2-c]吡啶

8-氧代-1,4-二噁螺[4.5]癸烷-7-羧酸乙酯

3-(furan-2-yl)prop-2-enoyl chloride

ethenyl 3-(furan-2-yl)prop-2-enoate