Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
a: CON(C(=O)c1cc(C)oc1C)C1CCCCC1
b: COc1ccc(C(O)(c2cncnc2)C2CC2)cc1
c: FC(F)(F)C(Cl)(Cl)C(F)(F)Cl
d: CC(COc1ccccc1)N(CCCl)Cc1ccccc1
e: CCN(C)N=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}