Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
[a] C=C(Cl)C(=O)Nc1ccc(OC)cc1
[b] COS(=O)(=O)c1ccc(C)cc1
[c] COC(=O)C1=C(C)NC(C)=C(C(=O)OCC=Cc2ccccc2)C1c1cccc([N+](=O)[O-])c1
[d] CN1CCCCC1CCN1c2ccccc2Sc2ccc(Cl)cc21
[e] Cc1cc([N+](=O)[O-])ccc1S(=O)(=O)NCCO
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}