Using COc1ccc2ncc(=O)n(CCN3CCC(NCc4ccc(C)c(NC(=O)OC(C)(C)C)c4)CC3)c2c1 to produce COc1ccc2ncc(=O)n(CCN3CCC(NCc4ccc(C)c(N)c4)CC3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.