Using O=C(NCCCl)c1nsc2ccccc12, Clc1ccc2c(N3CCCCC3)noc2c1 to produce O=C(NCCC1CCN(c2noc3cc(Cl)ccc23)CC1)c1nsc2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.