Using CC(C)(C)C=NO, C=Cc1c(Cl)ccc(C(=O)OC)c1Cl to produce COC(=O)c1ccc(Cl)c(C2CC(C(C)(C)C)=NO2)c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.