Using O=C(O)c1nc2ccccc2s1, C[C@H]1CC[C@H](N)CC1 to produce C[C@H]1CC[C@H](NC(=O)c2nc3ccccc3s2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.