Using Cc1c(C(=O)CC(C)C)cc2c(c1C)OC(C(=O)O)C2, CNC to produce C=C(C(=O)c1cc2c(c(C)c1C)OC(C(=O)O)C2)C(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.