Task: Answer the multiple choice question.
Query: Which drug exhibits a 16.119\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Nc1ccc(C(=O)Nc2nccs2)cc1
b O=C(CSc1nnc(CNC(=O)c2c(F)cccc2Cl)o1)NCc1ccc2c(c1)OCO2
Answer: a. Nc1ccc(C(=O)Nc2nccs2)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#}
Nc1ccc(C(=O)Nc2nccs2)cc1
Nc1ccc(C(=O)Nc2nccs2)cc1
4-amino-N-(1,3-thiazol-2-yl)benzamide