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 other words.
Options:
a) COc1ccc2cc(C(=O)NC3(C(=O)N[C@H](Cc4ccccc4)C(=O)NCC4CCN(CC5CCOCC5)CC4)CCCC3)sc2c1
b) COc1ccc2c3c1OC1C(O)C=CC4C(C2)N(C)CCC341
c) Cc1ccnc2nc(Cc3nc4cc(C(=N)N)ccc4[nH]3)[nH]c12
d) CN1C(=O)CC(N2CCN(CC/C=C3/c4ccccc4COc4ccc(C(=O)O)cc43)CC2)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}
9-methoxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-ol