Using COc1ccccc1N1CCN(C2CCC(O)(c3ncc(C)cc3C)CC2)CC1 to produce COc1ccccc1N1CCN(C2CC=C(c3ncc(C)cc3C)CC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.