Using COC(=O)c1ccc2c(c1)CC(C)(C)C(c1cccc(NC(=O)Cc3ccccc3)c1)N2 to produce CC1(C)Cc2cc(C(=O)O)ccc2NC1c1cccc(NC(=O)Cc2ccccc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.