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, or d without using any other words.
Options:
a. CCC(C)N(C(=O)SCc1ccccc1)C(C)CC
b. Nc1ccc(C(=O)c2ccccc2)c(C(=O)O)c1
c. OCCNCCc1ccccc1
d. CNC(=O)Oc1cccc2ccccc12
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}