Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (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 CN(Cc1ccc(Cl)cc1Cl)S(N)(=O)=O
b COc1ccc(C(C)=O)cc1
c Cc1ccc(O)c([N+](=O)[O-])c1
d Clc1cc2c(cc1Cl)Oc1c(cc(Cl)c(Cl)c1Cl)O2
e C#CCN(C)c1ccccc1OC(=O)NC
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}