5-[[(6-methoxypyridin-3-yl)amino]methylidene]-2,2-dimethyl-1,3-dioxane-4,6-dione

methyl 3-[(6-methoxypyridin-3-yl)amino]prop-2-enoate

5-氨基-2-甲氧基吡啶

甲基丙烯酸酯

(E)-methyl 3-(6-methoxypyridin-3-ylamin)acrylate