Using Nc1cc(-c2nc3ccccc3o2)c(Cl)cc1NC1CCOCC1, COC(C)=N to produce Cc1nc2cc(-c3nc4ccccc4o3)c(Cl)cc2n1C1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.