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 other words.
Options:
a ClCC(Cl)C(Cl)CCl
b [O-][N+]1=C(c2ccccc2)c2cc(Cl)ccc2N=C(NCC2CC2)C1
c O=C(O)C1CCCCC1
d CCOC(C1=NCCCCN1)c1ccc(Cl)cc1
e C=CN1CC1
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}