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, d, or e without using any additional words.
Options:
[a] CCOC(CC)(C1=NCC(C)(C)CN1)c1ccc(Cl)cc1
[b] C=CCC(CCN(CC)CC)(C(=O)OCC)c1ccccc1
[c] ClC(Cl)(Cl)c1ccc(C(Cl)(Cl)Cl)cc1
[d] C=C(C)C(=O)Nc1ccc(O)cc1
[e] CCC(C)c1ccc(Oc2ccc(C)cc2CC(=O)O)c(Cl)c1
Answer: a
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}