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 additional words.
Options:
[a] O=C(CO)Nc1ccccc1
[b] COC(=O)NS(=O)(=O)c1ccc(N)cc1
[c] CC1=CCC(C(C)C)=CC1
[d] CN(C)C(=O)Nc1ccccc1
[e] CCCc1c(O)cccc1O
Answer: c
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}