Task: Answer the MCQ question.
Question: Which compound exhibits a -13.877% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C(c1ccccc1/S(=N/S(=O)(=O)c1ccccc1)N1CCOCC1)N1CCOCC1
b: COc1ccc(CCNc2c([N+](=O)[O-])c(=O)oc3ccccc23)cc1OC
Answer: b. COc1ccc(CCNc2c([N+](=O)[O-])c(=O)oc3ccccc23)cc1OC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc(CCNc2c([N+](=O)[O-])c(=O)oc3ccccc23)cc1OC
COc1ccc(CCNc2c([N+](=O)[O-])c(=O)oc3ccccc23)cc1OC
4-[2-(3,4-dimethoxyphenyl)ethylamino]-3-nitrochromen-2-one