Task: Answer the multiple choice question.
Query: Which drug exhibits a 15.305\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) O=C(Nc1cccnc1)c1ccc(N2CCOCC2)c([N+](=O)[O-])c1
(b) COc1ccc(OC2C(=O)N(Cc3ccc(F)cc3)C2c2ccc(OC)c(OC)c2)cc1
(c) COc1ccc(N2CCN(CC(=O)Nc3nc(C)cs3)CC2)cc1
Answer: a. O=C(Nc1cccnc1)c1ccc(N2CCOCC2)c([N+](=O)[O-])c1
{#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)c1ccc(N2CCOCC2)c([N+](=O)[O-])c1
O=C(Nc1cccnc1)c1ccc(N2CCOCC2)c([N+](=O)[O-])c1
4-morpholin-4-yl-3-nitro-N-pyridin-3-ylbenzamide