Task: Please answer the multiple choice question.
Question: Which molecule has the highest Caco-2 cell permeability?
Constraint: Even if you are uncertain, you must pick either a, b, c, or d without using any other words.
Options:
a.) CN(C)CC/C=C1/c2ccccc2COc2ccc(CC(=O)O)cc21
b.) CC(C)NCC(COc1ccc(CCOCC2CC2)cc1)OC(=O)C1CC1
c.) CCC(=O)Nc1ccc(OCC(O)CNC(C)C)cc1
d.) N=C(N)c1cccc(CC(CC(=O)N2CCNCC2)NS(=O)(=O)c2ccc3ccccc3c2)c1
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}