Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
a CCCCSC(=Nc1cccnc1)SCc1ccc(C(C)(C)C)cc1
b CCOP(=S)(OCC)N1C(=O)c2ccccc2C1=O
c CCCCCCCCBr
d [O-][n+]1c2ccccc2nc2ccccc21
e CC(Cc1ccc(C(C)(C)C)cc1)CN1CC(C)OC(C)C1
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}