Using O=C1c2[nH]c3cc(Cl)ccc3c2Oc2ccccc2N1Cc1ccccc1 to produce CCN(CC)C1=C2N=c3cc(Cl)ccc3=C2Oc2ccccc2N1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.