Task: Please answer the multiple choice question.
Question: Which molecule has the highest Caco-2 cell permeability?
Constraint: Even if you are not sure, you must pick either a, b, c, or d without using any other words.
Options:
a) CC(NC(=O)[C@@H](N)CCC(=O)OCc1ccccc1)C(=O)O
b) COc1cnn(C)c(=O)c1-c1ccc(C[C@@H](CO)NC(=O)c2c(Cl)cccc2Cl)cc1
c) CCCCCCCCOC(=O)c1ccc(O)cc1
d) Cc1c(O)cccc1C(=O)N[C@@H](CSc1ccccc1)[C@H](O)CN1C[C@H]2CCCC[C@H]2C[C@H]1C(=O)NC(C)(C)C
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}