Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (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) CCOP(=S)(OCC)SC1COCCS1
(b) O=C(c1cccnc1)N1CCN=C1Nc1c(Cl)cccc1Cl
(c) O=C1c2ccccc2C(=O)C1c1c(Cl)cccc1Cl
(d) CCCCCCO
(e) CCC1(C)CC(=O)NC1=O
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}