Using CC(C)(C)OC(=O)N1CCC(N2CCC[C@H](NC(=O)OCc3ccccc3)C2=O)CC1 to produce CC(C)(C)OC(=O)N1CCC(N2CCC[C@H](N)C2=O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.