Using CC(C)(C)OC(=O)Nc1ccc(N)c(C#Cc2ccccc2)n1, O=C(O)C1CCOCC1 to produce CC(C)(C)OC(=O)Nc1ccc(NC(=O)C2CCOCC2)c(C#Cc2ccccc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.