Task: Please answer the multiple choice question.
Question: Which molecule has the highest Caco-2 cell effective permeability?
Constraint: Even if you are not sure, you must pick either a, b, c, or d without using any other words.
Options:
a CNCCC(Oc1ccc(C(F)(F)F)cc1)c1ccccc1
b O=C(O)COCCN1CCN(C(c2ccccc2)c2ccc(Cl)cc2)CC1
c Cc1cc(CC(=O)O)n(C)c1C(=O)c1ccc(Cl)cc1
d Nc1c(CC(=O)O)cccc1C(=O)c1ccccc1
Answer: c
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}