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. CCNCC(O)c1cccc(O)c1
b. CCOP(=S)(Oc1cnn(C)c(=O)c1OC)OC(C)C
c. O=[N+]([O-])c1cccc(C(F)(F)F)c1
d. CC(C)=NOC(=O)Nc1ccccc1
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}