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 other words.
Options:
(a) O=C1c2ccccc2C(=O)N1SC(Cl)(Cl)Cl
(b) ClC1=C(Cl)C2(Cl)C3C(Cl)OC(Cl)C3C1(Cl)C2(Cl)Cl
(c) CC(=O)OC(C)CC(C)(C)OC(C)=O
(d) CC(CO)CCO
(e) Cc1[nH]c(=O)n(C(C)C)c(=O)c1Br
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}