Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a.) CCN(CC)c1cc(C)nc2ncnn12
b.) FC(F)(F)c1nc2c(Br)c(Cl)c(Cl)cc2[nH]1
c.) CCC1(C)Oc2cccc(OC(=O)NC)c2O1
d.) O=C(C(F)(F)Cl)C(F)(Cl)Cl
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}