
Keywords: CE-OOH; cholesteryl ester hydroperoxide; ESI-MS; electrospray ionization mass spectrometry; MA; malaxinic acid; MAA; malaxinic acid aglycone; NMR; nuclear magnetic resonance; p-HBA; p-hydroxybenzoic acid; AAPH; 2,2â²-azobis(2-amidinopropane)dihydrochlori