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, c, or d without using any additional words.
Options:
[a] CCC(CC)C(=O)NC(=Cc1ccc(OC)cc1)C(=O)O
[b] O=C(CF)NCc1ccc(Br)cc1
[c] CNN=Nc1ccc(Cl)cc1
[d] CNCCCC12CCC(c3ccccc31)c1ccccc12
Answer: b
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}