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, d, or e without using any additional words.
Options:
(a) O=C(CF)NCc1ccc(Br)cc1
(b) CC(C)C(=O)Nc1ccc([N+](=O)[O-])c(C(F)(F)F)c1
(c) O=C(O)CNC(=O)c1ccc(Cl)cc1
(d) CCCCNC(=O)NS(=O)(=O)c1ccc(N)cc1
(e) Cc1ccc(C#N)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}