1-Naphthalenecarboxaldehyde, 5-ethyl-3-methoxy-4-(methoxymethoxy)-

(E)-3-(5-ethyl-4-hydroxy-3-methoxynaphthalen-1-yl)-2-methyl-2-propenoic acid

(E)-3-<5-ethyl-3-methoxy-4-(methoxymethoxy)-1-naphthalenyl>-2-methyl-2-propenoic acid

(E)-3-<4-(acetyloxy)-5-ethyl-3-methoxy-1-naphthalenyl>-2-methyl-2-propenoic acid

(Z)-3-<5-ethyl-3-methoxy-4-(methoxymethoxy)-1-naphthalenyl>-2-methyl-2-propenoic acid ethyl ester