Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, d, or e without using any additional words.
Options:
a: CC=C1CC(C)C(C)(O)C(=O)OCC2=CCN3CCC(OC1=O)C23
b: CCCCCCCCCCN
c: CCOC(=O)C1CCCCC1C(=O)OCC
d: CCCC(N)(CCC)CCC
e: CCCCSP(=O)(SCCCC)SCCCC
Answer: b
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}