Using COC(=O)C1CCN(CCc2ccc(OC)cc2)CC1, c1ccc2scnc2c1 to produce COc1ccc(CCN2CCC(C(=O)c3nc4ccccc4s3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.