Using O=C([O-])O, CSc1cccc2c(-c3ccnc(NC4CCCC4)n3)c(CC(C)C)nn12 to produce CC(C)Cc1nn2c(S(C)=O)cccc2c1-c1ccnc(NC2CCCC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.