Using Nc1ccn2cc(-c3ccccc3)nc2n1, COC(=O)c1nc(C)ccc1C to produce Cc1ccc(C)c(C(=O)Nc2ccn3cc(-c4ccccc4)nc3n2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.