Using O=S(=O)(c1ccccc1)C1(CC2CO2)CC1, CC1=C(C)CNCC1 to produce CC1=C(C)CN(CC(O)CC2(S(=O)(=O)c3ccccc3)CC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.