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 additional words.
Options:
a: C=C1CC(=CC)C(=O)OC2CCN3CC=C(COC(=O)C1(C)O)C23
b: CC(C)(C)c1cc(CN2CCN(Cc3cc(C(C)(C)C)c(O)c(C(C)(C)C)c3)CC2)cc(C(C)(C)C)c1O
c: C1CCCC1
d: O=C1C(CCSc2ccccc2)C(=O)N(c2ccccc2)N1c1ccccc1
e: OC1(c2ccc(F)cc2)c2ccccc2C2=NCCN21
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}