Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
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=NN(c1cccc(C(F)(F)F)c1)c1ccccc1C(=O)O
b. O=C(O)C(Cl)(Cl)Cl
c. CCCCCC(=O)NO
d. CN1C(=O)C(O)N=C(c2ccccc2)c2cc(Cl)ccc21
e. C=CC(C)(CCC=C(C)C)OC(C)=O
Answer: b
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}