The molecule is the methyl ester of leukotriene C4, the esterified acid group being the one forming position 1 of the icosatetraenyl chain. Leukotriene C4 methyl ester is a more lipid-soluble form of leukotriene C4. It is a methyl ester and a leukotriene. It derives from a leukotriene C4.
(2S)-2-amino-5-[[(2R)-1-(carboxymethylamino)-3-[(5S,6R,7E,9E,11Z,14Z)-5-hydroxy-1-methoxy-1-oxoicosa-7,9,11,14-tetraen-6-yl]sulfanyl-1-oxopropan-2-yl]amino]-5-oxopentanoic acid