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 other words.
Options:
[a] Nc1ccn([C@@H]2CS[C@H](CO)O2)c(=O)n1
[b] CCCCCN(CCCOC)C(=O)[C@@H](CCC(=O)O)NC(=O)c1ccc(Cl)c(Cl)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}