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 additional words.
Options:
a.) Cc1cc(Cl)cc(O)c1O
b.) O=C(O)Cc1ccccc1Oc1c(Cl)c(Cl)cc(Cl)c1Cl
c.) NNC(=O)CSc1cc(Oc2ccccc2)ncn1
d.) ONc1ccccc1
e.) CCOP(=O)(CC)Sc1ccc(Cl)cc1
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}