Task: Please answer the multiple choice question.
Question: Which molecule has the highest Caco-2 permeability?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any additional words.
Options:
a. CC(=O)CCCCn1c(=O)c2c(ncn2C)n(C)c1=O
b. Cn1c(NCCCN2CCC(Oc3ccc(Cl)c(Cl)c3)CC2)cc(=O)n(C)c1=O
c. Cn1cnc(S(=O)(=O)N(CCN(Cc2cncn2C)c2ccc(C#N)cc2)CC2CCCCC2)c1
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}
6-[3-[4-(3,4-dichlorophenoxy)piperidin-1-yl]propylamino]-1,3-dimethylpyrimidine-2,4-dione