en2-hydroxyethyl methacrylate en2-hydroxyethyl butyl sulfide enbis(2-hydroxyethyl)ether entri-(2-hydroxyethyl) amine enN-(2-hydroxyethyl)lactamide deBis-(2-hydroxyethyl)-ether de2-hydroxyethyl butyl sulfide enO-(2-hydroxyethyl)-derivative lv2 ru2 de2 en2-[2-hydroxyethyl)amino]ethyl dihydrogen orthoborate