Synthesis of functionalized benzofurans, diaryl-substituted 1,2,3,4-tetrahydro-9,10-anthracen-1-ones, 5,10-diaryl-11H-benzo[b]fluoren-11-ones, benzothieno[3,2-b]quinolines, thieno[3,2-b]pyrroles, benzofuro[3,2-b]quinolines, and furo[3,2-b]quinolines by regioselective palladium(0)-catalyzed cross-coupling and domino C-N coupling/annulation reactions