SYNTHESIS OF CHROMENO[2′,3′:4,5]IMIDAZO[2,1-A]ISOQUINOLINES VIA A NOVEL DOMINO REACTION OF ISOQUINOLINE-DERIVED IMMONIUM SALTS. SCOPE AND LIMITATIONS Article Voskressensky L.G., Festa A.A., Sokolova E.A., Varlamov A.V. Tetrahedron. Vol. 68. 2012. P. 5498-5504