Using CCC1(CC)c2cc(C(N)=O)ccc2C[C@H](OC)[C@H]1NCC[C@H](CC1CCCCC1)C(=O)OC to produce CCC1(CC)c2cc(C(N)=O)ccc2C[C@H](OC)[C@H]1NCC[C@H](CC1CCCCC1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.