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, or d without using any additional words.
Options:
[a] CCCSP(C)(=S)Oc1ccccc1
[b] CC(C(=O)Nc1cc(-c2ccccc2)nn1-c1ccccc1)N(C)C
[c] Oc1ccc(Cl)c(O)c1
[d] CCN(Cc1ccncc1)C(=O)C(CO)c1ccccc1
Answer: c
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}