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) CC(c1ccc(Cl)c(Cl)c1)N1N=C(N)CC1=O
(b) CCNc1nc(NC(C)CC)nc(OC)n1
(c) CNc1nc(NC(C)C)nc(OC)n1
(d) CCNc1nc(Cl)nc(NC(C)(C)C#N)n1
(e) CC(C)Nc1nc(NC(C)C)nc(N(C)C#N)n1
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}