Using COc1c(Br)cc(C(=O)Cl)cc1Br, c1ccc(-c2cnc3c(c2)NCCO3)cc1 to produce COc1c(Br)cc(C(=O)N2CCOc3ncc(-c4ccccc4)cc32)cc1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.