Using CCCCCCCCCCCC(=O)OC[C@H](CSC[C@H](N)C(=O)NCCCCCC(=O)OCc1ccccc1)OC(=O)CCCCCCCCCCC to produce CCCCCCCCCCCC(=O)OC[C@H](CSC[C@H](N)C(=O)NCCCCCC(=O)O)OC(=O)CCCCCCCCCCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.