Using COc1ccc(NN)cc1, CCOC(=O)CC(C(C)=O)C(C)=O to produce CCOC(=O)Cc1c(C)nn(-c2ccc(OC)cc2)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.