Using CC(C)(C)OC(=O)c1ccc(-n2c(CCC(=O)O)ccc2-c2ccccc2)cc1, O=C(n1ccnc1)n1ccnc1 to produce CC(C)(C)OC(=O)c1ccc(-n2c(CCC(N)=O)ccc2-c2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.