Using C=Nn1nc(NCCNC(=O)OC(C)(C)C)c(C#N)c1N(C)C, Nc1cccc(Cl)c1 to produce CC(C)(C)OC(=O)NCCNc1n[nH]c2ncnc(Nc3cccc(Cl)c3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.