(3-methoxy-2-nitro-phenyl)acetic acid
7-methoxy-1H-indole-2-carboxylic acid
(3-Methoxy-2-nitro-phenyl)-acetaldehyde
1-Benzenesulfonyl-8-methoxy-5-methylsulfanyl-1,2,2a,5-tetrahydro-3H-benzo[cd]indol-4-one
ethyl (1-benzenosulfonyl-7-methoxy-3-indolinyl)acetate