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 other words.
Options:
[a] CC(C)(C)C1CCC(=O)CC1
[b] CCC(C)Nc1ccc(NC(C)CC)cc1
[c] O=[N+]([O-])c1cccc(C(F)(F)F)c1
[d] NC(=S)Nc1cc(Cl)ccc1Cl
[e] COCCc1ccc(OCC(O)CNC(C)C)cc1
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}