Using C[C@@H](O)c1nc2cnc3ccsc3c2n1C1CCN(C(=O)OC(C)(C)C)CC1 to produce C[C@@H](O)c1nc2cnc3ccsc3c2n1C1CCNCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.