Using Cc1cc(C2=NCCO2)ccc1-c1ccc(C(=O)O)cc1, CI to produce COC(=O)c1ccc(-c2ccc(C3=NCCO3)cc2C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.