Task: Answer the MCQ question.
Question: Which drug exhibits a 7.204\% 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 additional words.
Options:
a: CCOC(=O)N1CCN(CC(=O)Nc2nc3ccc(OC)cc3s2)CC1
b: Br.C[C@@H]1NCCc2cc(O)c(O)cc21
c: COc1ccc(N2CCN(C3CCCN(C(=O)CN4CCCCC4=O)C3)CC2)cc1
d: CC(=O)c1c(C)[nH]c(C(=O)OCc2ccc(F)cc2Cl)c1C
Answer: b. Br.C[C@@H]1NCCc2cc(O)c(O)cc21
{#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#}
Br.C[C@@H]1NCCc2cc(O)c(O)cc21
Br.C[C@@H]1NCCc2cc(O)c(O)cc21
(1S)-1-methyl-1,2,3,4-tetrahydroisoquinoline-6,7-diol;hydrobromide