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 additional words.
Options:
a. CCC(C)(C)c1ccc(O)c(C(C)(C)CC)c1
b. Cc1cc([N+](=O)[O-])ccc1[N+](=O)[O-]
c. CCC(=O)c1ccc(N)cc1
d. CCNCc1cc([N+](=O)[O-])ccc1O
e. COc1ccc2c(c1)Sc1ccc(C(C)C(=O)O)cc1N2C
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}