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 other words.
Options:
a. O=S(=O)(O)c1ccc2ccccc2c1
b. CC(C)(C)c1ccc(C(=O)O)cc1
c. Fc1ccccc1
d. CCC(C)(O)CCc1ccccc1
e. COP(=O)(OC)OC(C)=CC(=O)OCc1ccc(Cl)cc1
Answer: e
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}