Using CCOC(=O)Nc1cc2c(cc1/C(O)=C(\C(C)=O)C(=O)OC)CCCC2 to produce CC(=O)c1c(O)c2cc3c(cc2[nH]c1=O)CCCC3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.