Task: Please answer the multiple choice question.
Question: Which molecule has the highest Caco-2 permeability?
Constraint: Even if you are not sure, you must pick either a, b, or c without using any additional words.
Options:
a. CC(C)(C)NC(=O)C1CC2CCCCC2CN1CC(O)C(Cc1ccccc1)NC(=O)C(CC(N)=O)NC(=O)c1ccc2ccccc2n1
b. Cc1ccnc2nc(Cc3nc4cc(C(=N)N)ccc4[nH]3)[nH]c12
c. Cn1c(NCCCN2CCC(Oc3ccc(Cl)c(Cl)c3)CC2)cc(=O)n(C)c1=O
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}
2-[(7-methyl-1H-imidazo[4,5-b]pyridin-2-yl)methyl]-1H-benzimidazole-5-carboximidamide