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: Nc1ccc2c(S(=O)(=O)O)cccc2c1S(=O)(=O)O
b: C=C(Cl)COP(C)(=S)Oc1ccc([N+](=O)[O-])c(C(F)(F)F)c1
c: Oc1ccccc1
Answer: c
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}