Using CCC(C)(C)C(=O)n1cnc2c1c(=O)n(CCCCC(C)=O)c(=O)n2C to produce CC(=O)CCCCn1c(=O)c2[nH]cnc2n(C)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.