Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
a.) CC(OC(C)c1ccccc1)c1ccccc1
b.) Cc1c(CN2CCOC(c3ccccc3)C2C)c(=O)n(-c2ccccc2)n1C
c.) CSCCC(O)C#N
d.) C=CCCC(=O)O
e.) CC(C)OC(=O)C=CC(=O)OC(C)C
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}