1,2-dioxa-3,3,6,6-tetramethyl-4-cyclohexene

acetic acid,(2,5-dimethoxy-2H-furan-5-yl)methanol

methyl 2-(1H-imidazol-5-yl)acetate

4,4'-[1,2-乙烷二基二(氧基)]二苯甲酸二甲酯

N-benzyl-N-methyl-2-nitrobenzenesulfonamide