Using COC(=O)/C=C/C(=O)O, CC(C)(C)OC(=O)CNC(=O)CCl to produce COC(=O)/C=C/C(=O)OCC(=O)NCC(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.