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, c, or d without using any additional words.
Options:
a OCC(F)(F)C(F)(F)C(F)(F)CO
b O=S(=O)(Oc1ccc(Cl)cc1Cl)c1ccccc1
c CC(C)N(N=O)C(C)C
d O=C1C=Cc2cc(Br)ccc2C1=O
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}