Task: Answer the multiple-choice question.
Query: Which drug has a -3.886\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COC(=O)C1=C(c2ccc3ccccc3c2)C[C@@H]2CC[C@H]1N2C(=O)NCCO
b) CN1CCN(c2ccc([N+](=O)[O-])c3cccnc23)CC1
c) NC(=O)CC(NC(=O)Cc1cccc2ccccc12)c1ccc(NCc2ccc(F)cc2)c([N+](=O)[O-])c1
Answer: b. CN1CCN(c2ccc([N+](=O)[O-])c3cccnc23)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#}
CN1CCN(c2ccc([N+](=O)[O-])c3cccnc23)CC1
CN1CCN(c2ccc([N+](=O)[O-])c3cccnc23)CC1
8-(4-methylpiperazin-1-yl)-5-nitroquinoline