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 other words.
Options:
[a] O=C(O)C(c1ccccc1)c1ccccc1
[b] CC(c1ccc(Cl)c(Cl)c1)N1N=C(N)CC1=O
[c] CC1NC(=S)NC1=O
[d] CC1NC(=S)NC1=O
[e] Clc1ccc(C(c2ccc(Cl)cc2)C(Cl)(Cl)Cl)cc1
Answer: c, 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}