1-Naphthalenecarboxylic acid, 1-ethyl-18-methoxy-18-oxo-4,7,10,13-octadecatetraenyl ester, (all-Z)-(+-)- 133983-27-4 18-Hete naphthaloyl methyl ester 18-Hete-Me 18-Naphthoyl-5,8,11,14-eicosatetraenoic acid methyl ester Naphthalated 18-hete methyl ester