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 additional words.
Options:
(a) Nc1cnn(-c2ccccc2)c(=O)c1Cl
(b) CCCC=CC=O
(c) c1ccc2sc(SN3CCOCC3)nc2c1
(d) CCCOC(C)=O
(e) N#CCCCCC(=O)O
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}