Problem statement: Answer the multiple-choice question.
Question: Which drug has a 19.770\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a CC(C)n1nccc1NS(=O)(=O)c1ccccc1
b O=C1c2cccnc2C(=O)N1c1cccc([N+](=O)[O-])c1
c Clc1ccc(OCCSc2ncccn2)c2ccccc12
Answer: c. Clc1ccc(OCCSc2ncccn2)c2ccccc12
{#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#}
Clc1ccc(OCCSc2ncccn2)c2ccccc12
Clc1ccc(OCCSc2ncccn2)c2ccccc12
2-[2-(4-chloronaphthalen-1-yl)oxyethylsulfanyl]pyrimidine