Task: Answer the multiple-choice question.
Question: Which compound exhibits a 1.323\% 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, c, d, or e without using any other words.
Options:
a) O=C(C1CCCN(S(=O)(=O)c2cccs2)C1)N1CCc2ccccc2C1
b) CCCOc1ccc(CCC(=O)N/N=C/c2ccncc2)cc1
c) COc1ccc(N2CCN(c3ccc(N4C(=O)COCC4=O)cc3[N+](=O)[O-])CC2)cc1
d) CN(C)CCNC(=O)C(=O)Nc1ccc2c(c1)N(S(=O)(=O)c1cccs1)CCC2
e) N#Cc1cc2c(nc1SCC(=O)Nc1sc3c(c1C#N)CCC3)CCCCCC2
Answer: c. COc1ccc(N2CCN(c3ccc(N4C(=O)COCC4=O)cc3[N+](=O)[O-])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(N2CCN(c3ccc(N4C(=O)COCC4=O)cc3[N+](=O)[O-])CC2)cc1
COc1ccc(N2CCN(c3ccc(N4C(=O)COCC4=O)cc3[N+](=O)[O-])CC2)cc1
4-[4-[4-(4-methoxyphenyl)piperazin-1-yl]-3-nitrophenyl]morpholine-3,5-dione