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(C)NCC(COc1ccc(CCOCC2CC2)cc1)OC(=O)C1CC1
b. CN(C)CC/C=C1/c2ccccc2COc2ccc(CC(=O)O)cc21
c. CCn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCNC(C)C3)c(F)c21
d. c1ccc(C2(N3CCCCC3)CCCCC2)cc1
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}