Using C=C(C)n1c(=O)n(CCCN2CCN(C(c3ccccc3)c3ccccc3)CC2)c2cc(C)ccc21 to produce Cc1ccc2[nH]c(=O)n(CCCN3CCN(C(c4ccccc4)c4ccccc4)CC3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.