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) CC(=O)Nc1cc(Cl)ccc1Cl
b) CC(=O)Nc1ccc(OCC(O)CNC(C)C)cc1
c) CN(C)c1ccccc1CS(=O)c1nc2ccccc2[nH]1
d) CCOC(=O)c1ccccc1N
e) Nc1ccc(Cl)cc1Cl
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}