Using Cc1ccn2cc(-c3cc4ccc(N5CCN(C(=O)OC(C)(C)C)CC5)nc4oc3=O)nc2c1 to produce Cc1ccn2cc(-c3cc4ccc(N5CCNCC5)nc4oc3=O)nc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.