Task: Answer the MCQ question.
Question: Which compound has a 6.279\% 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 or b without using any other words.
Options:
a) Cc1cc(C)n2nc(S(=O)(=O)NC3CCCCC3)nc2n1
b) COc1cc2c(cc1OC)/C(=C/c1ccc(Br)cc1)C(=O)OC2
Answer: b. COc1cc2c(cc1OC)/C(=C/c1ccc(Br)cc1)C(=O)OC2
{#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#}
(4Z)-4-[(4-bromophenyl)methylidene]-6,7-dimethoxy-1H-isochromen-3-one