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 other words.
Options:
a. Cc1cn([C@H]2C[C@H]([N-][NH+]=N)[C@@H](CO)O2)c(=O)[nH]c1=O
b. O=C(O)C(O)Cc1ccc(O)c(O)c1
Answer: a
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}