Problem statement: Answer the multiple choice question.
Query: Which drug has a -2.041\% 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, b, or c without using any additional words.
Options:
a) COc1ccccc1N1CCN(S(=O)(=O)c2ccccc2)CC1
b) CC(C)(C)c1ccc(C(=O)Nc2cccc3c(=O)[nH][nH]c(=O)c23)cc1
c) Cc1ccc(-c2csc3nc4c5ccccc5c(NCCCN5CCOCC5)nn4c(=O)c23)cc1
Answer: a. COc1ccccc1N1CCN(S(=O)(=O)c2ccccc2)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#}
COc1ccccc1N1CCN(S(=O)(=O)c2ccccc2)CC1
COc1ccccc1N1CCN(S(=O)(=O)c2ccccc2)CC1
1-(benzenesulfonyl)-4-(2-methoxyphenyl)piperazine