Task: Answer the MCQ question.
Question: Which compound exhibits a 2.972\% 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 additional words.
Options:
(a) CCS(=O)CC(=O)Nc1c(-c2ccccc2)oc2ccccc2c1=O
(b) CC(=O)c1c(C)n(CC(=O)NCc2ccco2)c2ccccc12
(c) COc1ccc2cc3cc(C(=O)N4CCN(C5CCCCC5)CC4)oc3nc2c1
(d) CCOC(=O)C1=C(c2ccccc2)Nc2ncnn2C1c1cc(OC)cc(OC)c1OC
(e) CCCOc1ccc(/C=C/C(=O)NCc2ccccc2)cc1
Answer: d. CCOC(=O)C1=C(c2ccccc2)Nc2ncnn2C1c1cc(OC)cc(OC)c1OC
{#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)C1=C(c2ccccc2)Nc2ncnn2C1c1cc(OC)cc(OC)c1OC
CCOC(=O)C1=C(c2ccccc2)Nc2ncnn2C1c1cc(OC)cc(OC)c1OC
ethyl 5-phenyl-7-(2,3,5-trimethoxyphenyl)-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate