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] Nc1ncnc2c1ncn2C1(CO)OC(CO)C(O)C1O
[b] COP1(=S)OCc2ccccc2O1
[c] CCCC=C(C=NCCCCCCCCCCCCCCCCCCCCC)CC
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}