Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
(a) Nc1nncs1
(b) Cc1cc(Cl)ccc1N=CN(C)C
(c) Nc1ccccc1N
(d) CCc1ccc(C(=O)c2ccccc2)c(C(=O)O)c1
(e) CN(C)C(=O)NC1CC2CC1C1CCCC21
Answer: b
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}