Using CCCN(CCC)CCCCN(CCOC(C)=O)Cc1ccc(CN=Cc2ccc(OC)cc2)cc1 to produce CCCN(CCC)CCCCN(CCOC(C)=O)Cc1ccc(CN)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.