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, c, or d without using any other words.
Options:
[a] CC(C)NCC(COc1ccc(CCOCC2CC2)cc1)OC(=O)C1CC1
[b] CC(C)NCC(O)COc1ccc(NC=O)cc1
[c] NS(=O)(=O)c1ccc(Cl)cc1
[d] O=C(O)C(O)Cc1ccc(O)c(O)c1
Answer: d
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}