5-amino-6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methyl-4H-1-benzopyran-4-one

[7,7-二甲基-2-氧代双环[2.2.1]庚-1-基]甲烷磺酸

2-(3-iodopropoxy)oxane

7-甲基-4-二氢色原酮

7-methyl-4-oxochromane-3-carbaldehyde