Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, or d without using any other words.
Options:
[a] COC(=O)NC(=S)Nc1ccccc1NC(=S)NC(=O)OC
[b] Cc1cc(S(=O)(=O)O)cc(C)c1O
[c] CC(=O)Oc1ccccc1C=CC(=O)O
[d] O=C(Cl)c1cccc(Cl)c1Cl
Answer: d
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}