Task: Answer the multiple-choice question.
Query: Which compound has a -7.803\% 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 or b without using any other words.
Options:
(a) Cc1ccc(CNC(=O)CN(C(=O)C2(C)CC(=O)N=C3C=CC=CN32)c2ccccc2F)cc1
(b) O=C(Nc1cccc(Cl)c1)c1cc([N+](=O)[O-])ccc1N1CCN(CCO)CC1
Answer: b. O=C(Nc1cccc(Cl)c1)c1cc([N+](=O)[O-])ccc1N1CCN(CCO)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#}
O=C(Nc1cccc(Cl)c1)c1cc([N+](=O)[O-])ccc1N1CCN(CCO)CC1
O=C(Nc1cccc(Cl)c1)c1cc([N+](=O)[O-])ccc1N1CCN(CCO)CC1
N-(3-chlorophenyl)-2-[4-(2-hydroxyethyl)piperazin-1-yl]-5-nitrobenzamide