Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
a) CCc1ccc(C(c2ccc(CC)cc2)C(Cl)Cl)cc1
b) Cc1ccccc1C(=O)Nc1ccccc1
c) c1ccc(Cc2ccccc2)cc1
d) Nc1cc2c(cc1C1CCCCC1)CCC2C(=O)O
e) Nc1nc(N)c2nc(-c3ccccc3)c(N)nc2n1
Answer: d
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}