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 other words.
Options:
a. CCOP(=O)(OP(=O)(OCC)N(C)C)N(C)C
b. CCN(CC)CCOCCOC(=O)C1(c2ccccc2)CCCC1
c. Cc1c(Cl)cc(-c2ccc(=O)[nH]n2)cc1Cl
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}