Using CCOC(=O)CC[C@H](NC(=O)c1ccc(C(=Cc2cnc3nc(NC(=O)C(C)(C)C)nc(O)c3c2)COC2CCCCO2)cc1)C(=O)OCC to produce CCOC(=O)CC[C@H](NC(=O)c1ccc(C(COC2CCCCO2)CC2CNc3nc(NC(=O)C(C)(C)C)nc(O)c3C2)cc1)C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.