Task: Answer the MCQ question.
Question: Which compound exhibits a -2.270\% 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) COc1ccc(-c2nc(CSCC(=O)N3CCN(C(=O)c4ccco4)CC3)c(C)o2)cc1OC
(b) Cc1ccc(N2C(=O)CC(Sc3nc4ccccc4o3)C2=O)cc1Cl
(c) Cc1[nH]c2ccc(CNS(=O)(=O)c3ccc(S(=O)(=O)N4CCOCC4)cc3)cc2c1C
(d) CCCCN1C(=S)SC(C)(C)C1/[N+]([O-])=C/c1cccnc1
Answer: a. COc1ccc(-c2nc(CSCC(=O)N3CCN(C(=O)c4ccco4)CC3)c(C)o2)cc1OC
{#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#}
2-[[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methylsulfanyl]-1-[4-(furan-2-carbonyl)piperazin-1-yl]ethanone