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) ON=C1C=CC(=NO)C=C1
(b) CCSc1nnc(C(C)(C)C)c(=O)n1N
(c) CNc1nc(NC(C)C)nc(OC)n1
(d) CCc1cc2c(s1)-n1c(C)nnc1CN=C2c1ccccc1Cl
(e) OC1CCCCC1c1ccccc1
Answer: e
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}