Task: Answer the multiple-choice question.
Question: Which drug exhibits a 7.735\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CCOC(=O)c1c(C)[nH]c(C)c1C(=O)CSc1nnc(-c2ccncc2)n1Cc1ccccc1
b O=CNc1ccccc1
c CCOc1ccc(NC(C)=O)cc1
d CC1CCCN(c2nc3ccccc3nc2C(C#N)S(=O)(=O)c2ccccc2)C1
Answer: d. CC1CCCN(c2nc3ccccc3nc2C(C#N)S(=O)(=O)c2ccccc2)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#}
2-(benzenesulfonyl)-2-[3-(3-methylpiperidin-1-yl)quinoxalin-2-yl]acetonitrile