Problem statement: Answer the multiple-choice question.
Question: Which compound has a 10.447\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a O=c1[nH]cnc2c1c(-c1ccccc1)cn2-c1ccc(Br)cc1
b CCOC(=O)c1cnn(-c2nc(-c3ccccc3F)cs2)c1C(F)(F)F
c O=C(C1CCC(CNc2c(N3CCCC3)c(=O)c2=O)CC1)N1CCc2ccccc21
Answer: a. O=c1[nH]cnc2c1c(-c1ccccc1)cn2-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=c1[nH]cnc2c1c(-c1ccccc1)cn2-c1ccc(Br)cc1
O=c1[nH]cnc2c1c(-c1ccccc1)cn2-c1ccc(Br)cc1
7-(4-bromophenyl)-5-phenyl-3H-pyrrolo[2,3-d]pyrimidin-4-one