methyl 5-amino-(3,4-dimethoxy-2-(phenylmethoxy)phenyl)-6-(2-(dimethoxyphosphinyl)acetyl)-3-methyl-2-pyridinecarboxylate

methyl 5-amino-[3,4-dimethoxy-2-(phenylmethoxy)phenyl]-6-[2-(dimethoxyphosphinyl)-1-hydroxyethyl]-3-methyl-2-pyridinecarboxylate

methyl 5-amino-4[3,4-dimethoxy-2-(phenylmethoxy)phenyl]-6-(5-hydroxy-6-methoxy-2-quinolyl)-3-methyl-2-pyridinecarboxylate

methyl 5-amino-4<3,4-dimethoxy-2-(phenylmethoxy)phenyl>-6-<3-<6-methoxy-5-<(phenylsulfonyl)oxy>phenyl>-2-quinolyl>-3-methyl-2-pyridinecarboxylate

methyl (E)-5-amino-4-(2-(benzyloxy)-3,4-dimethoxyphenyl)-6-(3-(3-methoxy-6-nitro-2-((phenylsulfonyl)oxy)phenyl)acryloyl)-3-methylpicolinate