Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
a CC1(C)CCC(NC(=O)C(N)CCC(=O)O)CC1
b CC1OC(C)OC(C)OC(C)O1
c CC(C)OCCO
d CC(C)NCC(O)COc1cccc2cc(C(C)O)oc12
e C1CS1
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}