Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, or c without using any other words.
Options:
a) Cc1cc([N+](=O)[O-])cc([N+](=O)[O-])c1
b) CCCCCn1ncc(OP(=S)(OCC)OC(C)C)c(OC)c1=O
c) O=CCc1ccccc1
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}