propyl 4-(1,2-dihydroxybutan-2-yl)-6-methoxy-5-(phenylmethoxymethyl)pyridine-2-carboxylate

6-chloro-4-(2-ethyl-1,3-dioxolan-2-yl)-2-methoxypyridine

6-Chloro-4-(2-ethyl-[1,3]dioxolan-2-yl)-2-methoxy-pyridine-3-carbaldehyde