Using CC1(C)CCC(C)(C)c2nc3c(nc21)CCCC3=O, COC(=O)c1ccc(C=O)cc1 to produce COC(=O)c1ccc(C(O)C2CCc3nc4c(nc3C2=O)C(C)(C)CCC4(C)C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.