Using CCOCC, CCC(C(=O)O)N(CP(=S)(C(C)CC)C(C)CC)C(=O)OCc1ccccc1 to produce CCC(C)P(=S)(CN(CC)CC(=O)O)C(C)CC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.