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, c, d, or e without using any additional words.
Options:
a.) CCCCC(CC)COC(=O)C(CC)CCCC
b.) Nc1nc2cc(F)ccc2o1
c.) c1ccc(Nc2ccccc2)cc1
d.) CCOC(=O)C=CC(=O)OCC1CO1
e.) CC(C)(CO)C(O)C#N
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}