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 additional words.
Options:
a: Cc1ccc2cc(C(=O)NC3(C(=O)N[C@H](Cc4ccccc4)C(=O)NCC4CCN(CC5CCOCC5)CC4)CCCC3)sc2c1
b: Cc1ccc(-c2nc3ccc(C)cn3c2CC(=O)N(C)C)cc1
c: Cc1cc(COc2ccc(C(=O)N[C@@H]3CC4(C[C@@H]3C(=O)NO)OCCO4)cc2)c2ccccc2n1
d: O=C1CN=C(c2ccccn2)c2cc(Br)ccc2N1
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}
N,N-dimethyl-2-[6-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridin-3-yl]acetamide