7-(diethylamino)-4-methyl-3,4-dihydrochromen-2-one

7-Diethylamino-3-fluoro-4-methyl-chromen-2-one

7-Diethylamino-6-fluoro-4-methyl-chromen-2-one

7-Diethylamino-3,6-difluoro-4-methyl-chromen-2-one

硫氰酸 7-(二乙基氨基)-4-甲基-2-氧代-2H-1-苯并吡喃-3-基酯