Using CCOP(=O)(Cc1ccc(N(C(=O)OC(C)(C)C)C(=O)OC(C)(C)C)cn1)OCC to produce CCOP(=O)(Cc1ccc(N)cn1)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.