(13aS)-14-hydroxy-2,3,6,7-tetramethoxy-12,13,13a,14-tetrahydrodibenzo[f,h]pyrrolo[1,2-b]isoquinolin-11(9H)-one

2,3,5,6-tetrahydroxyphenanthrene

2,3,5,6-tetramethoxy-phenanthrene-9-carboxylic acid

methyl (S)-1-(2,3-bis(3,4-dimethoxyphenyl)acryloyl)pyrrolidine-2-carboxylate