Using O=C(C1=C(Cl)CCN(Cc2ccccc2)CC1)c1ccccc1, N=CN to produce c1ccc(CN2CCc3ncnc(-c4ccccc4)c3CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.