Using O=c1c([N+](=O)[O-])c(Cl)c2cccnc2n1Cc1ccccc1, O=C(c1cccs1)N1CCNCC1 to produce O=C(c1cccs1)N1CCN(c2c([N+](=O)[O-])c(=O)n(Cc3ccccc3)c3ncccc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.