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 additional words.
Options:
[a] c1ccc(Nc2ccc3ccccc3c2)cc1
[b] CCN(CC)C(=O)c1cccc(C)c1
[c] Cc1cccc(C(=O)O)c1O
[d] CCOC(=O)C(C)Nc1ccc(Cl)c(Cl)c1
[e] Cc1ccc(S(=O)(=O)N(C)N=O)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}