Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, or d without using any additional words.
Options:
a) CCOP(=O)(OCC)OC(=C(Cl)Cl)c1cc(Cl)cc(Cl)c1
b) CC(O)COc1ccccc1
c) CC(C)CCC(C)Nc1ccc(NC(C)CCC(C)C)cc1
d) C=CCc1ccc(OP(=S)(OC)OC)c(OC)c1
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}