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, c, d, or e without using any additional words.
Options:
a: O=P(CC(Br)CCl)(OC(CCl)CBr)OC(CCl)CBr
b: CC(Br)C=CCl
c: C1CN1
d: CCOP(=O)(OCC)OP(=S)(CCl)OCC(C)C
e: OCC(O)CN1CCN(c2ccccc2)CC1
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}