Using Cn1nc(-c2ccccc2)cc1N, CCOC(=O)C(=Cc1ccccc1C)C(C)=O to produce CCOC(=O)C1=C(C)Nc2c(c(-c3ccccc3)nn2C)C1c1ccccc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.