disodium (Z,Z)-4-[2,2-bis(hydroxymethyl)-3-[(1-oxooctadeca-9,12-dienyl)oxy]propyl] 2-sulphonatosuccinate

2-[(Sodiooxy)sulfonyl]butanedioic acid 1-sodium 4-[2,2-bis(hydroxymethyl)-3-[[(9Z,12Z)-1-oxo-9,12-octadecadienyl]oxy]propyl] ester salt