Using CC(=O)OCC1=C(C(=O)O)N2C(=O)[C@@H](N)[C@H]2SC1, Nc1cc(N)nc(S)n1 to produce Nc1cc(N)nc(SCC2=C(C(=O)O)N3C(=O)C(N)[C@H]3SC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.