methyl 10,11-dihydroxyundecanoate

3-羟基-1-甲氧基-9,10-蒽醌

2,3,5,6-四氟-4-甲氧基吡啶

1,3-二甲氧基-5-甲基硫代苯

3,4-dibromo-2-methylthiophene