Synthesis of Substituted Diazino[c]quinolin-5(6H)-ones, Diazino[c]isoquinolin-6(5H)-ones, Diazino[c]naphthyridin-6(5H)-ones and Diazino[c]naphthyridin-5(6H)-ones

via one-pot cross-coupling/cyclization or two-step cross-coupling/KOH-mediated anionic ring closure reactions

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