Using C=CCc1ccc2c(c1OCCCCCOc1ccccc1/C=C/C(=O)OC)CCCC2=O to produce CCCc1ccc2c(c1OCCCCCOc1ccccc1CCC(=O)OC)CCCC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.