Using Nc1sc2c(c1C(=O)c1ccccc1)CCC2, CC(=O)CC(C)=O to produce CC(=O)c1c(C)nc2sc3c(c2c1-c1ccccc1)CCC3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.