Diarylprolinol in the Direct Asymmetric Aldol Reaction of Trifluoromethylacetaldehyde Ethyl Hemiacetal with Aldehyde - Hayashi, Yujiro; Yasui, Yusuke; Kawamura, Tsuyoshi; Kojima, Masahiro; Ishikawa, Hayato (Synlett, 2011)