Using CCCC(CC(=O)OCC)n1c(=O)[nH]c2ccccc21, Cc1cccn2c(C)cc(C[N+](C)(C)C)c12 to produce CCCC(CC(=O)OCC)n1c(=O)n(Cc2cc(C)n3cccc(C)c23)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.