Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
a) ONc1ccccc1
b) Nc1ccc(N)c([N+](=O)[O-])c1
c) CNCC12CCC(c3ccccc31)c1ccccc12
d) CNC(=O)NNc1cc(C(F)(F)F)cc(C(F)(F)F)c1
e) CCOP(=S)(CC)Oc1ccc(Cl)cc1
Answer: a
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}