Task: Answer the MCQ question.
Query: Which drug exhibits a 6.944\% 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, c, or d without using any additional words.
Options:
a.) O=C(NC(C(=O)c1ccccc1)n1c(=O)cc[nH]c1=S)c1ccccc1
b.) CCOC(=O)c1cccc(Nc2ncnc3ccc(C)cc23)c1
c.) CCc1ccc(Nc2n[n+](-c3ccccc3)c(-c3cc(OC)c(OC)cc3Br)s2)cc1.[Cl-]
d.) Clc1ccc2nc(C3CCN(Cc4nnnn4C4CCCCC4)CC3)[nH]c2c1
Answer: a. O=C(NC(C(=O)c1ccccc1)n1c(=O)cc[nH]c1=S)c1ccccc1
{#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#}
O=C(NC(C(=O)c1ccccc1)n1c(=O)cc[nH]c1=S)c1ccccc1
O=C(NC(C(=O)c1ccccc1)n1c(=O)cc[nH]c1=S)c1ccccc1
N-[2-oxo-1-(4-oxo-2-sulfanylidene-1H-pyrimidin-3-yl)-2-phenylethyl]benzamide