Using O=C(CCl)N(Cc1ccccc1)CC(O)COc1ccccc1Cc1cccs1 to produce O=C1COC(COc2ccccc2Cc2cccs2)CN1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.