Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
(a) COc1nc(NC(C)C)nc(NC(C)C)n1
(b) CCCn1c(=O)c2[nH]c(C)nc2n(CC(C)C)c1=O
(c) C1CCCC1
(d) CNc1nc(C)nc(OC)n1
(e) O=C1CCc2cc(CCCN3CCN(c4ccccc4)CC3)ccc2N1
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}