Using O=C(O)c1ccc(OCCN2CCCC2)cc1, COc1ccc(-c2cc3ccccc3s2)cc1 to produce COc1ccc(-c2sc3ccccc3c2C(=O)c2ccc(OCCN3CCCC3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.