Using CCCCOC(=O)Cl, O=c1nc(-c2ccccc2)c2c(=O)nc(-c3ccccc3)c1=2 to produce CCCCOC(=O)N1C(=O)C2=C(c3ccccc3)N(C(=O)OCCCC)C(=O)C2=C1c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.