Task: Please answer the multiple choice question.
Question: Is the molecule with the SMILES representation of CNC(=O)[C@H]1O[C@@H](n2cnc3c(NCc4cc(Cl)ccc4OCc4cc(C)no4)ncnc32)[C@H](O)[C@@H]1N toxic in the SR-Antioxidant response element assay?
Constraint: Even if you are not sure, you must pick either a or b without using any additional words.
Options:
(a) False
(b) True
Answer: a
Task: Please answer the multiple choice question.
Question: Is the molecule with the SMILES representation of CNC(=O)[C@H]1O[C@@H](n2cnc3c(NCc4cc(Cl)ccc4OCc4cc(C)no4)ncnc32)[C@H](O)[C@@H]1N toxic in the SR-Antioxidant response element assay?
Constraint: Even if you are not sure, you must pick either a or b without using any additional words.
Options:
(a) False
(b) True
Answer: a