2,2-Bis[2-[4(S)-tert-butyl-1,3-oxazolinyl]]propane131833-93-7100 % similar (R,R)-(-)-2,2'-Isopropylidenebis(4-tert-butyl-2-oxazoline)131833-97-1100 % similar (S,S)-2,2-Bis(4-phenyl-2-oxazolin-2-yl)propane131457-46-047 % similar