Task: Please answer the multiple choice question.
Question: Which molecule has the highest Caco-2 cell effective permeability?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any additional words.
Options:
a O=C(O)c1ccccc1
b CNS(=O)(=O)c1ccc(Cl)cc1
c NC(=O)Cc1cc(/N=N/c2ccc(S(=O)(=O)Nc3ccccn3)cc2)ccc1O
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecule has the highest {permeability__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%permeability%}
Answer: {%multiple_choice_result}