Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest Caco-2 cell permeability.
Constraint: You must select all options from a or b without using any additional words.
Options:
a) CC1NC(=O)C(CC(=O)O)NC(=O)CNC(=O)CNC(=O)C(C)NC(=O)C(Cc2c[nH]c3ccccc23)NC1=O
b) CNC(=O)[C@@H](Cc1ccccc1)NC(=O)[C@@H](C)NC(C)=O
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}