Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are not sure, you must pick either a, b, or c without using any additional words.
Options:
(a) CCN1CC2CN(C)CC(C1)C2OC(=O)c1ccc(Cl)cc1
(b) COP(C)(=S)SCn1c(=O)oc2cc(Cl)cnc21
(c) c1ccc2c(c1)ncn2P(n1cnc2ccccc21)n1cnc2ccccc21
Answer: c
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}