Task: Answer the multiple choice question.
Query: Which drug exhibits a 16.684\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. COc1ccccc1OCC(=O)Nc1ccccc1C(=O)NC1CC1
b. CN(C)N(Cc1ccccc1)C(=O)C(O)(c1ccccc1)c1ccccc1
c. CCN(CC)S(=O)(=O)c1ccc(NCCc2ccccn2)nc1
d. O=C(NCc1cccnc1)c1cccc(S(=O)(=O)N2CCCCC2)c1
e. Nc1[nH]nc2nc(-c3ccccc3)[nH]c(=O)c12
Answer: c. CCN(CC)S(=O)(=O)c1ccc(NCCc2ccccn2)nc1
{#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#}
CCN(CC)S(=O)(=O)c1ccc(NCCc2ccccn2)nc1
CCN(CC)S(=O)(=O)c1ccc(NCCc2ccccn2)nc1
N,N-diethyl-6-(2-pyridin-2-ylethylamino)pyridine-3-sulfonamide