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 other words.
Options:
a.) CCCCOCN(C(=O)CCl)c1c(CC)cccc1CC
b.) CSCC(=O)N(C)C(=O)Oc1ccccc1OC(C)C
c.) O=Cc1cccc2ccccc12
d.) O=C(O)COc1ccc(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}