Using CC(=O)Nc1cccc(OCCCBr)c1, O=c1nc[nH]c2scc(-c3ccccc3)c12 to produce CC(=O)Nc1cccc(OCCCOc2ncnc3scc(-c4ccccc4)c23)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.