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, d, or e without using any additional words.
Options:
a: O=C(/C=C/c1ccc(O)c(O)c1/C=C/c1ccc(O)c(O)c1)OC(Cc1ccc(O)c(O)c1)C(=O)O
b: COc1ccc([C@@H]2Sc3ccccc3N(CCN(C)C)C(=O)[C@@H]2OC(C)=O)cc1
c: CN(C)CCOC(c1ccccc1)c1ccccc1
d: COCCn1cc(C(C(=O)NS(=O)(=O)c2ccc(C)cc2OC)c2ccc3c(c2)OCO3)c2ccc(COC)cc21
e: CC(C)(C)NC(=O)[C@@H]1CN(Cc2cccnc2)CCN1C[C@@H](O)C[C@@H](Cc1ccccc1)C(=O)N[C@H]1c2ccccc2C[C@H]1O
Answer: e
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}
(2S)-1-[(2S,4R)-4-benzyl-2-hydroxy-5-[[(1S,2R)-2-hydroxy-2,3-dihydro-1H-inden-1-yl]amino]-5-oxopentyl]-N-tert-butyl-4-(pyridin-3-ylmethyl)piperazine-2-carboxamide