Using O=C1CCCC1, CS(=O)(=O)Nc1ccc2c(c1)OCCNCCO2 to produce CS(=O)(=O)Nc1ccc2c(c1)OCCN(C1CCCC1)CCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.