ethyl N-(2,4,6-trimethylphenyl)carbamate

2-苯基四氢-2H-吡喃-4-醇

6-phenyl-2,3-dihydropyran-4-one

3-戊烯酸

5-硝基-2,6-二氧-1,2,3,6-四氢嘧啶-4-羧酸乙酯