Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
a CC1CNCC(C)O1
b CN1C(=O)c2ccc([N+](=O)[O-])cc2C1=O
c CC(C)(C)C(=O)O
d O=S(=O)(C(Cl)(Cl)Cl)C(Cl)(Cl)Cl
e CC(=O)OCCCl
Answer: c
Task: Please answer the multiple choice question.
Question: Which molecule has the highest {acute_toxicity__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}