Task: Answer the MCQ question.
Question: Which compound has a -46.758\% 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] CN(C)CCOc1ccccc1-c1ccccc1.O=C(O)C(=O)O
[b] O=c1c2[nH]c3ccc(Br)cc3c2ncn1CCCn1ccnc1
[c] O=C(NCc1ccccc1Cl)c1ccc2ccccc2n1
[d] CN(Cc1ccccc1)S(=O)(=O)c1ccc2c(c1)n(C)c(=O)n2C
Answer: b. O=c1c2[nH]c3ccc(Br)cc3c2ncn1CCCn1ccnc1
{#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=c1c2[nH]c3ccc(Br)cc3c2ncn1CCCn1ccnc1
O=c1c2[nH]c3ccc(Br)cc3c2ncn1CCCn1ccnc1
8-bromo-3-(3-imidazol-1-ylpropyl)-5H-pyrimido[5,4-b]indol-4-one