5'-chloro-2'-[2-(3'-chloro-5'-[1,3]dioxan-2-yl-6,2'-dimethoxy-biphenyl-3-yl)-ethyl]-2,4'-dimethoxy-biphenyl-4-carboxylic acid methyl ester
5'-chloro-2'-[2-(5'-[1,3]dioxan-2-yl-6,2'-dimethoxy-biphenyl-3-yl)-ethyl]-2,4'-dimethoxy-biphenyl-4-carboxylic acid methyl ester
5-chloro-5'-[2-(5-chloro-4'-hydroxymethyl-4,2'-dimethoxy-biphenyl-2-yl)-ethyl]-6,2'-dimethoxy-biphenyl-3-carbaldehyde
5'-[2-(5-chloro-4'-hydroxymethyl-4,2'-dimethoxy-biphenyl-2-yl)-ethyl]-6,2'-dimethoxy-biphenyl-3-carbaldehyde