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 COc1ccc(O)c(C(N)=O)c1
b CCN(CC)C(=O)CC(C)=Cc1ccccc1
c C=C(Cl)COP(C)(=S)Oc1ccc([N+](=O)[O-])c(C(F)(F)F)c1
d CCOc1ccc(F)cc1C(CN(C)C)C(C)CC
e c1ccc2ccccc2c1
Answer: a
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}