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 additional words.
Options:
a.) Cc1onc2c(=O)[nH]nc(-c3ccccc3)c12
b.) CC1=CC(=O)C(C)=C(C)C1=O
c.) CCC(C)c1cc(OC(=O)NC)ccc1C
d.) CCOP(=S)(OCC)SCSCc1ccccc1
e.) CN(C)C(=O)Nc1cccc(C(F)(F)F)c1
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}