Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, or c without using any additional words.
Options:
a: CC1COn2c1nc1ccccc1c2=O
b: CCCCCOc1ccc(Br)cc1COCCN(CC)CC
c: CCOP(=O)(OCC)Sc1ccc([N+](=O)[O-])cc1
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}