Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
[a] Cc1c2ccccc2c(C)c2c1ccc1ccccc12
[b] CCCC(=O)N(C)C(=O)ON=C1CSCCS1
[c] O=C(Cl)C(Cl)Cl
[d] c1ccc(C2=NCOCS2)cc1
[e] Nc1nc2cc(Br)ccc2o1
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}