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, or d without using any additional words.
Options:
a. COc1ccc(C=CC(=O)O)cc1O
b. O=C=Nc1cccc(C(F)(F)F)c1
c. CN(C)CCCN1c2ccccc2Sc2ccc(Cl)cc21
d. Oc1cc(Cl)ccc1Oc1ccc(Cl)cc1Cl
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}