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, or c without using any other words.
Options:
(a) CCCCCCCCC1OC1CCCCCCCC(=O)OCC(CC)CCCC
(b) CCc1ccc(CCO)nc1
(c) CCC1CC2CC3c4[nH]c5ccc(OC)cc5c4CCN(C2)C13
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}