Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -52.179% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) O=C(CCc1ccccc1)Nc1ccc(NC(=O)c2ccco2)cc1
b) O=C(c1ccc(Br)cc1)N1CCN(Cc2ccccc2)CC1
Answer: b. O=C(c1ccc(Br)cc1)N1CCN(Cc2ccccc2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(c1ccc(Br)cc1)N1CCN(Cc2ccccc2)CC1
O=C(c1ccc(Br)cc1)N1CCN(Cc2ccccc2)CC1
(4-benzylpiperazin-1-yl)-(4-bromophenyl)methanone