Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
a: CC(C)(N)Cc1ccc(Cl)cc1
b: CCOC(=O)c1ccccc1N
c: Cc1cccc2ccccc12
d: CNC(=O)Oc1cc(C)c(C)cc1Cl
e: COc1ccc2c(c1)Sc1ccc(C(C)C(=O)O)cc1N2C
Answer: a
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}