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. CC(=O)C=C1CCC2C13CCC(C)C(C3)C2(C)C
b. Oc1cc2c3c(c1)c1cc4c(cc1c[n+]3CC2)OCO4
c. CCCC1OC1(CC)CO
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}