Improved synthesis of analogues of red wine pyranoanthocyanin pigments - Silva, Cassio Pacheco da; Pioli, Renan Moraes; Liu, Liu; Zheng, Shasha; Zhang, Mengjiao; Silva, Gustavo Thalmer de Medeiros; Carneiro, Vânia Maria Teixeira; Quina, Frank Herbert (ACS Omega, 2018)