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) O=[N+]([O-])OCCOCCOCCO[N+](=O)[O-]
(b) OCCCCO
(c) O=CC(O)C1OC(=O)C(O)C1O
(d) CNc1nc2cc(Cl)ccc2o1
(e) CC12CCC(C(Br)C1=O)C2(C)C
Answer: d
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}