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 CCOP(=S)(OCC)Oc1ccc(Cl)cc1Cl
b OCC1OC(O)C(O)C(O)C1O
c O=Cc1ccccc1Cl
d CCCCCCCCCCOC(=O)c1ccccc1C(=O)OCCCC
e Cn1nc(-c2ccccc2)c2conc2c1=O
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}