Task: Answer the MCQ question.
Query: Which compound exhibits a 9.254\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CCc1nc(SCC(=O)c2ccc(Cl)s2)c2oc3ccccc3c2n1
b. O=C(CSc1ncn[nH]1)Nc1cccc(S(=O)(=O)N2CCCCCC2)c1
c. COc1ccc(NC(=S)NNC(=O)c2c([N+](=O)[O-])c(C)nn2C)cc1
Answer: a. CCc1nc(SCC(=O)c2ccc(Cl)s2)c2oc3ccccc3c2n1
{#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#}
CCc1nc(SCC(=O)c2ccc(Cl)s2)c2oc3ccccc3c2n1
CCc1nc(SCC(=O)c2ccc(Cl)s2)c2oc3ccccc3c2n1
1-(5-chlorothiophen-2-yl)-2-[(2-ethyl-[1]benzofuro[3,2-d]pyrimidin-4-yl)sulfanyl]ethanone