6,7-dimethoxy-4-(3,4,5-trimethoxy-phenyl)-quinoline
4-(3,5-dimethoxy-phenyl)-6,7-dimethoxy-1,2,3,4-tetrahydro-quinoline
6,7-dimethoxy-4-(3,4,5-trimethoxy-phenyl)-quinoline-2-carbaldehyde
6,7-dimethoxy-4-(3,4,5-trimethoxy-phenyl)-quinoline-2-carboxylic acid
6,7-dimethoxy-2-methyl-4-(3,4,5-trimethoxy-phenyl)-quinoline