Task: Answer the multiple choice question.
Question: Which compound exhibits a 20.036\% 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 COc1ccc(NC2CCCN(Cc3cccc4cnccc34)C2)cc1
b CCOCCCNC(=O)C1(O)c2cc(Br)ccc2NC(=O)N1c1ccc(CC)cc1
c Cc1ccc(CC2C(=O)N(c3nc(C)cc(C)n3)C(=O)C2C)cc1
d COc1ccc(/C=N/NC(=O)c2ccc(C)nc2)cc1O
Answer: b. CCOCCCNC(=O)C1(O)c2cc(Br)ccc2NC(=O)N1c1ccc(CC)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#}
CCOCCCNC(=O)C1(O)c2cc(Br)ccc2NC(=O)N1c1ccc(CC)cc1
CCOCCCNC(=O)C1(O)c2cc(Br)ccc2NC(=O)N1c1ccc(CC)cc1
6-bromo-N-(3-ethoxypropyl)-3-(4-ethylphenyl)-4-hydroxy-2-oxo-1H-quinazoline-4-carboxamide