2-(14-carboxytetradecyl-N-ethyl maleic ester)-2-ethyl-4,4-dimethyl-3-oxazolidinyl oxyl

3-Oxazolidinyloxy, 2-[15-[2-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)ethoxy]-15-oxopentadecyl]-2-ethyl-4,4-diMethyl-