Monoclinic and orthorhombic forms of (RS)-(E)-4-[2-(4-chlorobenzylidene)hydrazinyl]-6,11-dimethyl-6,11-dihydro-5H-benzo[b]pyrimido[5,4-f]azepine: synthesis, concomitant polymorphism and supramolecular assembly mediated by C—H...N, C—H...π(arene) and C—Cl...π(arene) interactions | Publicación