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, or c without using any additional words.
Options:
(a) OC1(c2ccc(F)cc2)c2ccccc2C2=NCCN21
(b) CCP(=S)(OC)SCn1c(=O)oc2cc(Cl)cnc21
(c) CC(C)c1c(C(=O)c2cccnc2)c2ccccc2n1C
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}