Task: Answer the MCQ question.
Question: Which compound exhibits a 13.915\% 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 additional words.
Options:
a: Nc1nc(SCC(=O)N2CCOCC2)[nH]c(=O)c1-c1ccccc1
b: O=C(Nc1cccnc1)c1cnc2ccccc2n1
c: CCCn1nnc(NC(=S)NC(=O)/C=C/c2ccco2)n1
d: CCCOc1ccc(C(=O)N/N=C/c2c[nH]c3ccc(Br)cc23)cc1
Answer: b. O=C(Nc1cccnc1)c1cnc2ccccc2n1
{#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=C(Nc1cccnc1)c1cnc2ccccc2n1
O=C(Nc1cccnc1)c1cnc2ccccc2n1
N-pyridin-3-ylquinoxaline-2-carboxamide