Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
a) CC(=O)OCCC1CCCCC1
b) N#CC(F)(F)C(F)(F)C(F)(F)C(F)(F)C#N
c) CCC1C(c2ccccc2)=CCC(C(=O)O)C1C
d) CCOc1cc2c(cc1OCC)C1CC(=O)C(CCC#N)CN1CC2
e) CCOC(=O)C1=C(C)NC(C)=C(C(=O)OC)C1c1cccc(Cl)c1Cl
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}