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 other words.
Options:
a.) O=C=Nc1ccccc1
b.) Cc1cccc(C#N)c1
c.) C=C(OP(=O)(OCC)OCC)c1ccc(Cl)cc1Cl
d.) COc1ccc(SP(=S)(CCl)OC(C)C)cc1
e.) CN(Cc1ccccc1)N=O
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}