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: CCC(C)(C)C1(C(C)(C)CC)CO1
b: [O-][N+](=Nc1ccccc1)c1ccccc1
c: Cc1c(Cl)c(Br)c(Br)c2[nH]c(C(F)(F)F)nc12
d: CCCCc1c(C)[nH]c(NCC)nc1=O
e: CCCSP(=S)(OC)SCCC
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}