Task: Answer the MCQ question.
Question: Which drug exhibits a 18.709\% 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: COc1ccc(NS(=O)(=O)c2ccc(-c3coc(C)n3)cc2)cc1OC
b: O=C(CN1CCN(Cc2ccccc2Cl)CC1)N/N=C/C=C/c1ccccc1[N+](=O)[O-]
Answer: a. COc1ccc(NS(=O)(=O)c2ccc(-c3coc(C)n3)cc2)cc1OC
{#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#}
COc1ccc(NS(=O)(=O)c2ccc(-c3coc(C)n3)cc2)cc1OC
COc1ccc(NS(=O)(=O)c2ccc(-c3coc(C)n3)cc2)cc1OC
N-(3,4-dimethoxyphenyl)-4-(2-methyl-1,3-oxazol-4-yl)benzenesulfonamide