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) COc1cc(C=CC(N)=O)ccc1O
(b) NC(=S)N=NNc1ccc(Cl)c(Cl)c1
(c) O=[N+]([O-])c1ccccc1O
(d) Clc1cc(Cl)cc(Cl)c1
(e) O=S(=O)(Cl)c1ccccc1
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}