Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any additional words.
Options:
a) CC(C(N)=O)(c1ccccc1)c1ccc(N)cc1
b) OC1CCN(c2ccc(-c3ccc(Cl)cc3Cl)nn2)CC1
c) CCc1oc2ccccc2c1C(=O)c1cc(Br)c(O)c(Br)c1
Answer: b
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}