Using CN1CCNCC1, CN1CC(CCCl)N(C)c2nc3ccccc3n2C1=O to produce CN1CCN(CCC2CN(C)C(=O)n3c(nc4ccccc43)N2C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.