Using COC(=O)Cn1c(=O)n(CC(=O)N(C)C)c2cc(C)cc(C)c21 to produce Cc1cc(C)c2c(c1)n(CC(=O)N(C)C)c(=O)n2CC(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.