Using Oc1cc2c(c3ccccc13)Nc1ccccc1S2, CCOP(=O)(Cl)OCC to produce CCOP(=O)(OCC)Oc1cc2c(c3ccccc13)Nc1ccccc1S2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.