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: COC(=O)C1CCc2cc(C3CCCCC3)ccc21
b: O=[N+]([O-])c1cncn1CCN1CCOCC1
c: C=CCn1c(=O)c2[nH]c(C)nc2n(CC(C)C)c1=O
d: Cc1ccc(Cc2ccc(C)cc2)cc1
e: Cc1ccc(N(CC2=NCCN2)c2cccc(O)c2)cc1
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}