Using COC(=O)c1cccc(-c2ccc3nnn(Cc4ccc5ncccc5c4)c3n2)c1 to produce O=C(O)c1cccc(-c2ccc3nnn(Cc4ccc5ncccc5c4)c3n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.