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) CC(C)NCC(O)c1ccc(O)c(O)c1
b) Cc1cc([N+](=O)[O-])ccc1[N+](=O)[O-]
c) CCOP(=S)(Oc1cnn(C)c(=O)c1SCC)OC(C)C
d) CCOP(=S)(OCC)SCn1nnc2ccccc2c1=O
e) CC(=O)ON(C(=O)OC(C)C)c1ccccc1
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}