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 CNC(=O)[C@H](NC(=O)[C@](O)(Cc1ccccc1)CN(Cc1ccc(Br)cc1)NC(=O)[C@H](CC(=O)OC)C(C)(C)C)C(C)(C)C
b CCOC(=O)c1ccc2c(C(C(=O)NS(=O)(=O)c3ccc(C)cc3OC)c3ccc4c(c3)OCO4)cn(C)c2c1
c CO/N=C(/C(=O)N[C@@H]1C(=O)N2C(C(=O)O)=C(CSc3nc(=O)c(=O)[nH]n3C)CS[C@H]12)c1csc(N)n1
d CC(CO)NC(=O)C1C=C2c3cccc4[nH]cc(c34)CC2N(C)C1
e Cc1cc(COc2ccc(C(=O)N[C@@H]3CC4(C[C@@H]3C(=O)NO)OCCO4)cc2)c2ccccc2n1
Answer: a
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}
methyl(3R)-3-[[[(2S)-2-benzyl-3-[[(2R)-3,3-dimethyl-1-(methylamino)-1-oxobutan-2-yl]amino]-2-hydroxy-3-oxopropyl]-[(4-bromophenyl)methyl]amino]carbamoyl]-4,4-dimethylpentanoate