Using CS(=O)(=O)Cl, COc1cccc(C=Cc2nc3c(s2)NCCC3)c1OC to produce COc1cccc(C=Cc2nc3c(s2)N(S(C)(=O)=O)CCC3)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.