Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
[a] Nc1ccc(S(=O)(=O)Nc2ccc(NC(=O)CCC(=O)O)cc2)cc1
[b] Fc1c(Br)c(Cl)c2nc(C(F)(F)F)[nH]c2c1Br
[c] O=c1[nH]cc(N(CCCl)CCCl)c(=O)[nH]1
[d] C=CC(=O)OCC(C)(C)COC(=O)C=C
[e] CCN(CC)c1nc(C)cc(OP(=S)(OC)OC)n1
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}