The SMILES Cc1c([N+](=O)[O-])c(C)c([N+](=O)[O-])c(C(C)(C)C)c1[N+](=O)[O-] is not Ames mutagenic.
The {#molecule |!}{SMILES__description} {SMILES#} is {mutagenic#not &NULL}{mutagenic__names__adjective}.