Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest Caco-2 permeability.
Constraint: You must select all options from a or b without using any additional words.
Options:
a: CC(=O)NCC(=O)NCCc1ccccc1
b: O=C(CCCCCCC(=O)Nc1ccccc1)NO
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {permeability__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%permeability%}
Answer: {%multiple_choice_result}