Using O=C(NCc1ccc(Cl)cc1)c1cnc2ccc(CN3CCOCC3)cc2c1O, OC#CCCO to produce O=C(NCc1ccc(Cl)cc1)c1cn(CC#CCO)c2ccc(CN3CCOCC3)cc2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.