Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (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 CON(C)C(=O)Nc1ccc(Br)c(Cl)c1
b C#CC(C)N(C(=O)CCl)c1ccccc1
c CC(C)c1ccc(C=O)cc1
d O=C(O)c1c(Cl)ccc(Cl)c1Cl
e COC(=O)c1ccc(N=NN(C)C)cc1
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}