Task: Answer the MCQ question.
Question: Which drug exhibits a 17.500\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=P(c1ccccc1)(c1ccccc1)N1CCCCC1
b) Brc1ccsc1/C=N/Nc1ccccc1
Answer: b. Brc1ccsc1/C=N/Nc1ccccc1
{#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#}
Brc1ccsc1/C=N/Nc1ccccc1
Brc1ccsc1/C=N/Nc1ccccc1
N-[(E)-(3-bromothiophen-2-yl)methylideneamino]aniline