Using CCOC(=O)N1CCn2c(nc(-c3ccncn3)cc2=O)C(NCc2ccccc2)C1 to produce O=c1cc(-c2ccncn2)nc2n1CCNCC2NCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.