Using c1cc(C2CCNCC2)ccn1, CCOC(=O)c1cccc(CCOS(C)(=O)=O)c1 to produce CCOC(=O)c1cccc(CCN2CCC(c3ccncc3)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.