【化】 二羟基二苯甲醇

7,8-Dihydroxy-9,10-Epoxy-7,8,9,10-Tetrahydrobenzo(a)pyrene

hyodeoxycholic acid; 3α,6α-dihydroxy-5β-cholanic acid

3,7-Dihydroxy--3??,4??,5??-trimethoxyflavone

2-phenyl-4,5-dihydroxy-methylimidazole

carboxy phenyl dihydroxy arsine

1,8-Dihydroxy-9-anthrone

5,7-Dihydroxy-3??,4??,5??-trimethoxyflavanone

dihydroxy-phenyl-alanine