Using CCCc1ccc2c(Nc3cc(C)ccc3Sc3ccccc3NC(C)=O)ccnc2n1 to produce CCCc1ccc2c(Nc3cc(C)ccc3Sc3ccccc3N)ccnc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.