Task: Answer the MCQ question.
Query: Which drug has a -73.855% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CC(C)(C)NC(=O)NC(=O)CN1CCCc2ccccc21
(b) O=C(NCCCN1CCN(c2ccc(F)cc2)CC1)Nc1ccc([N+](=O)[O-])cc1
(c) CC12CN3CC(C)(CN(C1)C3c1ccc(Cl)cc1)C2
(d) Cc1ccc(CCNC(=O)CS(=O)Cc2nc(-c3cccs3)oc2C)cc1
Answer: b. O=C(NCCCN1CCN(c2ccc(F)cc2)CC1)Nc1ccc([N+](=O)[O-])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=C(NCCCN1CCN(c2ccc(F)cc2)CC1)Nc1ccc([N+](=O)[O-])cc1
O=C(NCCCN1CCN(c2ccc(F)cc2)CC1)Nc1ccc([N+](=O)[O-])cc1
1-[3-[4-(4-fluorophenyl)piperazin-1-yl]propyl]-3-(4-nitrophenyl)urea