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 additional words.
Options:
(a) N#CSCSc1nc2ccccc2s1
(b) CC(Cl)(C=O)CCl
(c) CNCCC=C1c2ccccc2CCc2sccc21
(d) CCOP(=S)(OCC)SC1COCCS1
(e) CCC(=O)OC1CCC(N2CCCCC2)CC1
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}