Task: Answer the multiple-choice question.
Question: Which drug has a 13.426\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CC(Cc1cccs1)NCc1ccccc1
b: COc1ccc(CNc2nccs2)cc1
c: CC1(C)Cc2cccc(OCC(O)CNCc3ccccn3)c2O1.Cl
d: c1nc(NC2CCCC2)c2[nH]cnc2n1
Answer: b. COc1ccc(CNc2nccs2)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc(CNc2nccs2)cc1
COc1ccc(CNc2nccs2)cc1
N-[(4-methoxyphenyl)methyl]-1,3-thiazol-2-amine