Task: Answer the multiple-choice question.
Query: Which compound exhibits a 6.811\% 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. O=C(NCCCn1ccnc1)C(=O)NCC1OCCN1S(=O)(=O)c1ccccc1
b. Cc1ccc(S(=O)(=O)N2CCOCC2)cc1C(=O)NCc1ccccn1
c. CN1CN(c2cccc([N+](=O)[O-])c2)CN=C1N[N+](=O)[O-]
d. COC(=O)c1ccc(N2CCN(CC(=O)c3ccc(C)cc3)CC2)c([N+](=O)[O-])c1
Answer: c. CN1CN(c2cccc([N+](=O)[O-])c2)CN=C1N[N+](=O)[O-]
{#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#}
CN1CN(c2cccc([N+](=O)[O-])c2)CN=C1N[N+](=O)[O-]
CN1CN(c2cccc([N+](=O)[O-])c2)CN=C1N[N+](=O)[O-]
N-[1-methyl-3-(3-nitrophenyl)-2,4-dihydro-1,3,5-triazin-6-yl]nitramide