Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are uncertain, you must pick either a, b, c, or d without using any other words.
Options:
a) CC(C)OP(=S)(CCl)Sc1ccc(Br)cc1
b) CC(C)(C)c1cc(CCC(=O)NCCN)cc(C(C)(C)C)c1O
c) CNN=Nc1ccccc1
d) COC(=O)NC(=S)Nc1ccccc1NC(=S)NC(=O)OC
Answer: a
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}