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] Cc1cc([N+](=O)[O-])ccc1S(=O)(=O)NCCO
[b] Cc1cc(Cl)ccc1OCC(=O)O
[c] Nc1ccc2c(O)cc(S(=O)(=O)O)cc2c1
[d] C#CCOS(=O)OC(CC)COc1ccc(C(C)(C)CC)cc1
[e] CCCCOC(=O)C(Cl)(Cl)Oc1ccccc1
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}