Using CCOC=O, C[C@]12CCC3(C[C@@H]1CC[C@@H]1[C@@H]2CC[C@]2(C)[C@H](N)[C@@H](O)C[C@@H]12)OCCO3 to produce C[C@]12CCC3(C[C@@H]1CC[C@@H]1[C@@H]2CC[C@]2(C)[C@H](NC=O)[C@@H](O)C[C@@H]12)OCCO3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.