Task: Answer the MCQ question.
Query: Which drug exhibits a 5.233\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] O=C(COc1ccc(Cl)cc1)NNC(=O)c1cccnc1
[b] COc1cccc(N2CCN(C(=S)Nc3ccccc3OC)CC2)c1
[c] O=C(CN1CCN(c2nc(-c3ccccc3)cs2)CC1)NNC(=O)c1ccc(Br)cc1
[d] O=C(Nc1ccc(Cl)cc1)c1cccc(S(=O)(=O)Nc2ccccn2)c1
Answer: c. O=C(CN1CCN(c2nc(-c3ccccc3)cs2)CC1)NNC(=O)c1ccc(Br)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(CN1CCN(c2nc(-c3ccccc3)cs2)CC1)NNC(=O)c1ccc(Br)cc1
O=C(CN1CCN(c2nc(-c3ccccc3)cs2)CC1)NNC(=O)c1ccc(Br)cc1
4-bromo-N'-[2-[4-(4-phenyl-1,3-thiazol-2-yl)piperazin-1-yl]acetyl]benzohydrazide