Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
a. CC(C)(C)C(=O)CC#N
b. COc1cc(C(=O)N2CCN(C(=O)c3cc(OC)c(OC)c(OC)c3)CC2)cc(OC)c1OC
c. CC1=CC(=O)OC1=O
d. CC(C)NCC(O)COc1cccc2c1OCC(O[N+](=O)[O-])C2
e. COc1ccccc1OC(=O)CNC(=O)Cc1ccc(C(=O)c2ccc(C)cc2)n1C
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}