Using CC(=O)NCC1Cc2ccccc2C1, COC(=O)CCC(=O)O to produce COC(=O)CCC(=O)c1ccc2c(c1)CC(CNC(C)=O)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.