Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
a: CCCOc1c(Cl)c(Cl)c(Cl)c(Cl)c1Cl
b: O=c1c2ccccc2c(=O)c2c1ccc1[nH]c3c(ccc4c(=O)c5ccccc5c(=O)c43)[nH]c12
c: Cc1ccccc1N=NN(C)C
d: CC(C)N(Cc1ccccc1)C(=O)C(C)(C)C
e: COc1c(C)ccc(C)c1N(COC(C)C)C(=O)CCl
Answer: b
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}