Using NCC(=O)O, CCOC(=O)c1nc(C#N)c2nc(C(C)(C)C)sc2c1O to produce CC(C)(C)c1nc2c(C#N)nc(C(=O)NCC(=O)O)c(O)c2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.