Using CCCCc1nc(I)c(C=O)n1Cc1ccc(C(=O)OC)c2ccccc12 to produce CCCCc1ncc(C=O)n1Cc1ccc(C(=O)OC)c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.