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) COc1ccc2cc([C@H](C)C(=O)O)ccc2c1
b) CNS(=O)(=O)c1ccc(Cl)cc1
c) O=C(NC1(C(=O)N[C@H](Cc2ccccc2)C(=O)NCCCC(=O)N2CCC(N3CCOCC3)CC2)CCCC1)c1cc2ccccc2s1
d) Cc1ccc(NC(=O)c2nscc2NCc2ccncc2)cc1C(F)(F)F
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}