Using COC(=O)c1cccc(C)c1/C=C/Cc1c(OC)c(C)c2c(c1OC(C)=O)C(=O)OC2 to produce COc1c(C)c2c(c(OC(C)=O)c1C/C=C/c1c(C)cccc1C(=O)O)C(=O)OC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.