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] Cc1ccc(CN(C)N=O)cc1
[b] Cc1cc([N+](=O)[O-])ccc1S(=O)(=O)NCCO
[c] Cc1onc2c(=O)n(C)nc(-c3ccccc3)c12
[d] CCOc1ccccc1C(N)=O
[e] COc1ccccc1OCC(O)COC(N)=O
Answer: d
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}