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] Oc1cc(O)c2c(c1)OC(c1ccc(O)c(O)c1)C(O)C2
[b] O=C(Nc1cccc(Br)c1)c1nscc1NCc1ccncc1
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}