Using CCOC(=O)CCN(C(=O)c1ccc2sc(CNc3ccc(C(=N)N)cc3)nc2c1)c1ccccc1 to produce N=C(N)c1ccc(NCc2nc3cc(C(=O)N(CCC(=O)O)c4ccccc4)ccc3s2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.