Using COC(=O)CBr, CN(C[C@H](O)c1cccc(O)c1)c1cnc(-c2ccccc2)c(-c2ccccc2)n1 to produce COC(=O)COc1cccc([C@@H](O)CN(C)c2cnc(-c3ccccc3)c(-c3ccccc3)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.