Using COC(=O)C(O)c1cccc(NC(=O)OC(C)(C)C)c1, CC(C)[C@H](NC(=O)OCc1ccccc1)P(=O)(O)O to produce COC(=O)C(OP(=O)(O)C(NC(=O)OCc1ccccc1)C(C)C)c1cccc(NC(=O)OC(C)(C)C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.