@article{Uraguchi2016, author = "Daisuke Uraguchi and Kyohei Koshimoto and Takashi Ooi", title = "{Chiral Ammonium Betaines: A Bifunctional Organic Base Catalyst for Asymmetric Mannich-Type Reaction of α-Nitrocarboxylates}", year = "2016", month = "2", url = "https://acs.figshare.com/articles/journal_contribution/Chiral_Ammonium_Betaines_A_Bifunctional_Organic_Base_Catalyst_for_Asymmetric_Mannich_Type_Reaction_of_Nitrocarboxylates/2919886", doi = "10.1021/ja8041004.s001" }