Using CC(C)(C)OC(=O)N1CCC2(CC1)CC1(Cc3cc(C4=CCN(S(C)(=O)=O)CC4)ncc3O1)C2 to produce CC(C)(C)OC(=O)N1CCC2(CC1)CC1(Cc3cc(C4CCN(S(C)(=O)=O)CC4)ncc3O1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.