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 additional words.
Options:
a. CCCCn1c(=O)n(CCC)c(=O)c2[nH]c(C)nc21
b. O=C(Cc1ccc2c(c1)OCc1ccccc1C2=O)OCC(O)CO
c. O=C1C(CCSc2ccccc2)C(=O)N(c2ccccc2)N1c1ccccc1
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}