Using CC(C)=CCCC(C)CC(=O)c1cn(CCCC(=O)O)c2ccccc12 to produce CC(C)CCCC(C)CC(=O)c1cn(CCCC(=O)O)c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.