Using Cn1cc(CCC(=O)O)c2ccccc21, CC1NCC2(CCN(C)CC2)S1 to produce CC1SC2(CCN(C)CC2)CN1C(=O)CCc1cn(C)c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.