Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, or d without using any additional words.
Options:
a. CNC(=O)Oc1cc(C(C)C)ccc1C
b. N#Cc1ccc(N)cc1
c. O=C(Cl)c1cccc(S(=O)(=O)Cl)c1
d. CC(C)COC(=O)c1ccccc1C(=O)OCC(C)C
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}