Task: Please answer the multiple choice question.
Question: Which molecule has the highest Caco-2 cell effective permeability?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
a O=C(O)C[C@H](NC(=O)[C@@H]1CCCN(C(=O)CCC2CCNCC2)C1)c1cccnc1
b COCc1ccc2c(C(C(=O)NS(=O)(=O)c3ccc(C)cc3OC)c3ccc4c(c3)OCO4)cn(C)c2c1
c CN(C)CC1CCCCC1(O)c1cccc(O)c1
d CCCCCCC(N)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N1CCC[C@@H]1C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](Cc1ccccc1)C(N)=O
e CCOC(=O)c1c(Cl)cc(Cl)cc1-c1cnc([C@@H](C)NC(=O)C2(NC(=O)C(F)(F)F)CC2)c(F)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}
(2R)-N-[(2S)-1-[[(2S)-1-azanyl-1-oxidanylidene-3-phenyl-propan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxidanylidene-propan-2-yl]-1-[(2S)-2-(2-azanyloctanoylamino)-3-(4-hydroxyphenyl)propanoyl]pyrrolidine-2-carboxamide