Task: Answer the MCQ question.
Question: Which compound has a 15.196\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] O=C(Cc1cccs1)NCc1ccccc1Br
[b] CCCCCCCCNC(=O)c1cnsn1
[c] Cc1noc(C)c1COc1ccccc1C(=O)NNC(=O)c1ccccc1
[d] Cc1ccc(S(=O)(=O)N2CCC(C(=O)N[C@@H](Cc3ccccc3)C(=O)O)CC2)cc1
[e] O=C(NCc1cccs1)c1ccc(Cl)s1
Answer: a. O=C(Cc1cccs1)NCc1ccccc1Br
{#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(Cc1cccs1)NCc1ccccc1Br
O=C(Cc1cccs1)NCc1ccccc1Br
N-[(2-bromophenyl)methyl]-2-thiophen-2-ylacetamide