Using c1cnc2nc(CCCc3ccc4[nH]ccc4c3)ccc2c1, CCCC(Br)CC(=O)OCC to produce CCCC(CC(=O)OCC)n1ccc2cc(CCCc3ccc4cccnc4n3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.