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 other words.
Options:
a) O=C(O)C(c1ccc(Cl)cc1)c1ccc(Cl)cc1
b) CC1(C2CCC3(C)OC3C2)CO1
c) CC1=NN(c2ccccc2)C(=O)C1C=O
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}