Using CC(C)(C)OC(=O)CCC(=O)NCc1ccc(C(=O)Oc2ccc3cc(C(=N)N)ccc3c2)o1 to produce N=C(N)c1ccc2cc(OC(=O)c3ccc(CNC(=O)CCC(=O)O)o3)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.