Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, or c without using any other words.
Options:
a: CCCCC(CC)COC(C)=O
b: CN(C)C(=O)Oc1c(Cl)c(Cl)cc2[nH]c(C(F)(F)F)nc12
c: CC1CN(C2CCCCCCCCCCC2)CC(C)O1
Answer: a
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}