Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (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.) Cc1cc(S(=O)(=O)O)c(N)cc1Cl
b.) CCCc1ccc(C=O)cc1
c.) Oc1c(Cl)cc(Cl)cc1Cl
d.) O=c1[nH]c2c(Cl)c(Cl)c(Cl)cc2o1
e.) Cc1cccc(C#N)c1
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}