Using CCOCC, COC(=O)[C@H](CO)NC(=O)C(Cc1ccccc1)N1C(=O)c2ccccc2C1=O to produce C=CCCC(N)C(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.