Task: Please answer the multiple choice question.
Question: Which molecule has the highest Caco-2 cell permeability?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any other words.
Options:
[a] NC(CC(=O)O)C(=O)OC[C@@H]1O[C@H](n2cc(F)c(=O)[nH]c2=O)C[C@H]1O
[b] C[C@H](N)Cc1ccccc1
[c] CC(C)c1c(C(=O)Nc2ccccc2)c(-c2ccccc2)c(-c2ccc(F)cc2)n1CC[C@H](O)C[C@H](O)CC(=O)O
Answer: b
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}