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 additional words.
Options:
a: CC(=O)OCC=Cc1ccccc1
b: COP(=S)(OC)Oc1ccc(SC)c(C)c1
c: O=C(O)c1ccc(Cl)c([N+](=O)[O-])c1
d: COC(=O)c1ccccc1
e: COC1CC2CC1C1CC(C=O)CC21
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}