Using N#CCCCBr, O=C(NCCCCc1ccc(O)cc1)OCc1ccccc1 to produce N#CCCCOc1ccc(CCCCNC(=O)OCc2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.