吖啶酮乙酸

methyl 3-hydroxy-1-phenylindole-2-carboxylate

3-methoxy-4-phenylfuro[3,2-b]indole-2-carboxylic acid

3-ethoxy-7-methoxy-4-phenylfuro[3,2-b]indole-2-carboxylic acid

3-methoxy-4-phenylfuro[3,2-b]indole-2-carboxamide