Using Cc1ccc(Oc2cccc(C=C3CCN(C(=O)OC(C)(C)C)CC3)c2)nc1 to produce Cc1ccc(Oc2cccc(C=C3CCNCC3)c2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.