Using COc1ccc2c(c1)C(=O)CC1(CCN(C(=O)c3ccccc3)CC1)C2 to produce COc1ccc2c(c1)C(=O)CC1(CCNCC1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.