Task: Answer the MCQ question.
Query: Which compound has a 9.311\% 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(NCc1ccccc1)C12CC3CC(CC(Br)(C3)C1)C2
(b) O=C(Nc1nnc(C2CCCC2)s1)C1CCC1
(c) Cc1cc(C)cc(NC(=O)c2nccnc2C(=O)O)c1
(d) CCn1cc(/C=N/N=C2\CCC3C4CCc5cc(O)ccc5C4CC[C@]23C)c(C)n1
Answer: a. O=C(NCc1ccccc1)C12CC3CC(CC(Br)(C3)C1)C2
{#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(NCc1ccccc1)C12CC3CC(CC(Br)(C3)C1)C2
O=C(NCc1ccccc1)C12CC3CC(CC(Br)(C3)C1)C2
N-benzyl-3-bromoadamantane-1-carboxamide