Task: Answer the MCQ question.
Question: Which drug exhibits a -4.270% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=C(CC12CC3CC(CC(C3)C1)C2)Nc1cccnc1
[b] CC(C)c1ccc(O)c(NC(=S)NC(=O)c2ccc3c(c2)OCO3)c1
[c] O=c1c(Br)c(NCc2ccccc2)cnn1-c1ccc(F)cc1
[d] Cc1cccc(Nc2nc(NCCO)nc(N3CCCC3)n2)c1
Answer: c. O=c1c(Br)c(NCc2ccccc2)cnn1-c1ccc(F)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=c1c(Br)c(NCc2ccccc2)cnn1-c1ccc(F)cc1
O=c1c(Br)c(NCc2ccccc2)cnn1-c1ccc(F)cc1
5-(benzylamino)-4-bromo-2-(4-fluorophenyl)pyridazin-3-one