Task: Answer the MCQ question.
Query: Which compound has a 0.772\% 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(c1cccc(Oc2ccc([N+](=O)[O-])cc2Cl)c1)N1CCOCC1
(b) COc1ccc2nc(NC(=O)CCc3nc(C4=CCN(C)CC4)no3)sc2c1
(c) Cc1ccc(SCC(=O)Nc2nnc(-c3ccco3)o2)cc1
Answer: a. O=C(c1cccc(Oc2ccc([N+](=O)[O-])cc2Cl)c1)N1CCOCC1
{#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(c1cccc(Oc2ccc([N+](=O)[O-])cc2Cl)c1)N1CCOCC1
O=C(c1cccc(Oc2ccc([N+](=O)[O-])cc2Cl)c1)N1CCOCC1
[3-(2-chloro-4-nitrophenoxy)phenyl]-morpholin-4-ylmethanone