Task: Answer the MCQ question.
Query: Which drug exhibits a 3.315\% 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 other words.
Options:
a) CCOC(=O)Nc1nc2ccccc2s1
b) CCCC#CCN1CCN(C23CC4CC(CC(C4)C2)C3)CC1
c) CCCN1Cc2cccc(C(=O)N3CCN(c4cc(Cl)ccc4C)CC3)c2C1=O
d) COc1ccccc1NC(=O)CSc1nc2ccccc2n1C(C)=O
Answer: a. CCOC(=O)Nc1nc2ccccc2s1
{#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#}
CCOC(=O)Nc1nc2ccccc2s1
CCOC(=O)Nc1nc2ccccc2s1
ethylN-(1,3-benzothiazol-2-yl)carbamate