Problem statement: Answer the multiple-choice question.
Query: Which drug has a 9.975\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C(O)CC(NC(=O)C12CC3CC(CC(C3)C1)C2)c1cccc([N+](=O)[O-])c1
(b) CC1(C(=O)NCCCNC(=O)C2(C)CC2(Br)Br)CC1(Br)Br
Answer: b. CC1(C(=O)NCCCNC(=O)C2(C)CC2(Br)Br)CC1(Br)Br
{#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#}
CC1(C(=O)NCCCNC(=O)C2(C)CC2(Br)Br)CC1(Br)Br
CC1(C(=O)NCCCNC(=O)C2(C)CC2(Br)Br)CC1(Br)Br
2,2-dibromo-N-[3-[(2,2-dibromo-1-methylcyclopropanecarbonyl)amino]propyl]-1-methylcyclopropane-1-carboxamide