Problem statement: Answer the MCQ question.
Query: Which compound has a -15.360\% 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. O=C(CCNC(=O)c1ccc(Br)cc1)Nc1cc(Cl)ccc1-n1cncn1
b. O=C(c1ccc(Br)s1)N1CCN(c2ncccn2)CC1
Answer: b. O=C(c1ccc(Br)s1)N1CCN(c2ncccn2)CC1
{#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(c1ccc(Br)s1)N1CCN(c2ncccn2)CC1
O=C(c1ccc(Br)s1)N1CCN(c2ncccn2)CC1
(5-bromothiophen-2-yl)-(4-pyrimidin-2-ylpiperazin-1-yl)methanone