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 other words.
Options:
a.) COP(=O)(OC)Oc1ccc([N+](=O)[O-])c(Cl)c1
b.) Nc1ccc2ccccc2c1
c.) COP(=S)(OC)SCn1nc(Cl)ccc1=O
d.) O=C(O)c1cc(N=Nc2ccc(S(=O)(=O)Nc3ccccn3)cc2)ccc1O
e.) COC(=O)C(C)Oc1ccc(Oc2ccc(Cl)cc2Cl)cc1
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}