Task: Answer the MCQ question.
Query: Which drug has a 12.312\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a O=C(O)CCCC(=O)NNC(=O)c1cccc(Br)c1
b CC(C)(C)c1ccc(NC(=O)c2cc[n+]([O-])cc2)cc1
c O=C(CCCCCCCC(=O)NCC1CCCO1)NCC1CCCO1
d Cc1cc(Nc2ccccc2)nc(N2CCOCC2)n1
Answer: a. O=C(O)CCCC(=O)NNC(=O)c1cccc(Br)c1
{#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#}
O=C(O)CCCC(=O)NNC(=O)c1cccc(Br)c1
O=C(O)CCCC(=O)NNC(=O)c1cccc(Br)c1
3-bromo-N'-(5-hydroxy-5-oxopentanoyl)benzohydrazide