Using Sc1cccc2nccn12, O=c1c(-c2ccccc2)c2n(c(=O)n1CCCCCl)CCCS2(=O)=O to produce O=c1c(-c2ccccc2)c2n(c(=O)n1CCCCSc1cccc3nccn13)CCCS2(=O)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.