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 additional words.
Options:
a COP(=S)(OC)Oc1cc(Cl)c(I)cc1Cl
b O=[N+]([O-])c1cccc(Cl)c1
c O=C(C1CCCCC1)N1CC(=O)N2CCc3ccccc3C2C1
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}