Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
a. O=C(O)Cc1ccccc1Nc1c(Cl)cccc1Cl
b. CCCCCCC(C)=O
c. CO[Si](CCCOCC1CO1)(OC)OC
d. CCOCCOCCOC(C)Oc1ccc2c(c1)OCO2
e. O=C1CCCc2ccccc21
Answer: d
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}