dimethyl 5,9-dioxo-7,8-dihydro-6H-benzo[7]annulene-6,8-dicarboxylate

环丙烷-1,2-二羧酸二甲酯

N,N'-dihydroxypentanediamide

2-[3-(1H-benzimidazol-2-yl)propyl]-1H-benzimidazole

2-[3-(1,3-benzoxazol-2-yl)propyl]-1,3-benzoxazole