Using NC1(c2ccc(-c3nc4ccc(O)nn4c3-c3ccccc3)cc2)CCC1, COC(=O)CBr to produce COC(=O)COc1ccc2nc(-c3ccc(C4(N)CCC4)cc3)c(-c3ccccc3)n2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.