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 additional words.
Options:
[a] CCCOC(=O)CC
[b] CCCCCCCCCCCCCCCCCCNC(C)C
[c] COc1ccc(CC(C)N(C)C(=O)Cn2nc(-c3ccccc3)ccc2=O)cc1OC
[d] CCC(C)(CC)c1cc(N)on1
[e] CN(N=O)C(N)=O
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}