Using CCOP(=O)(CP(=O)(OCC)OCC)OCC, COC(=O)C#CC(=O)OC to produce CCOP(=O)(OCC)C(/C(=C/C(=O)OC)C(=O)OC)P(=O)(OCC)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.