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, d, or e without using any other words.
Options:
a.) CC(Cc1ccccc1)NCCC(c1ccccc1)c1ccccc1
b.) CC(C(N)=O)(c1ccccc1)c1ccc(N)cc1
c.) C=CC1CC2C=CC1C2
d.) CC(c1ccc(Cl)cc1)c1ccc(Cl)cc1
e.) O=[N+]([O-])c1cc(C2CCCCC2)c(O)c([N+](=O)[O-])c1
Answer: b
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}