Ag(I)‐Catalyzed Intramolecular Cascade Cyclization to Construct [6–5–7–6] Heterotetracyclic (−N and −O) Indole Fused Scaffolds. - Kumar, Madan; Kumar, Ankush; Devi, Soni; Goswami, Avijit (Advanced Synthesis & Catalysis, 2025)