Task: Answer the MCQ question.
Question: Which drug has a 6.530\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) COc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1
b.) Cc1cc(C)n2nc(CNS(=O)(=O)c3ccc([N+](=O)[O-])cc3)nc2n1
c.) O=C(Nc1ccccc1)O/N=C/c1ccncc1
d.) Br.N=c1n(CCN2CCOCC2)c2ccccc2n1CC(=O)c1cccc([N+](=O)[O-])c1
Answer: a. COc1ccc(C(=O)N2CCN(c3ccccn3)CC2)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#}
COc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1
COc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1
(4-methoxyphenyl)-(4-pyridin-2-ylpiperazin-1-yl)methanone