1,4,2-Dioxazol-5-ones as Isocyanate Equivalents: An Efficient Synthesis of 2-Quinolinones via β-Keto Amides - Vala, Anand; Parmar, Nirali; Soni, Jigar Y; Kotturi, Sharadsrikar; Guduru, Ramakrishna (Synlett, 2021)