Using CC(C)(C)OC(=O)N1CCC2(CC1)NC(=O)NC2=O, COc1ccc(CCl)cc1 to produce COc1ccc(CN2C(=O)NC3(CCN(C(=O)OC(C)(C)C)CC3)C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.