Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
a.) OC1CCc2ccccc2C1
b.) CC(=O)Nc1ccc(S(=O)(=O)Nc2cc(C)on2)cc1
c.) CS(=O)(=O)c1ccc(-c2cn3ccccc3n2)cc1
d.) CN(C)c1ccc(C(=N)c2ccc(N(C)C)cc2)cc1
e.) Cc1cnccn1
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}