Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 21.009% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: C#CCOCCOCCOCCNc1nc(N2CCN(C(=O)[C@H](C)n3cc(CCC[NH+]=C(N)N)nn3)CC2)nc(N2CCN(C(=O)[C@H](Cc3ccc(O)cc3)n3cc(CCO)nn3)CC2)n1.[Cl-]
b: COc1ccc(NC(=O)CN2CCN(S(=O)(=O)c3ccc(Cl)cc3)CC2)cc1
c: COc1ccc(/C=C/c2ccc3cccc(O)c3n2)c(OC)c1OC
d: O=C(Nc1ccc(Oc2ccccc2)cc1)c1ccc(Cn2c(=O)[nH]c3ccsc3c2=O)cc1
e: O=C(CSc1ccc2ccccc2n1)c1ccccc1
Answer: c. COc1ccc(/C=C/c2ccc3cccc(O)c3n2)c(OC)c1OC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc(/C=C/c2ccc3cccc(O)c3n2)c(OC)c1OC
COc1ccc(/C=C/c2ccc3cccc(O)c3n2)c(OC)c1OC
2-[(E)-2-(2,3,4-trimethoxyphenyl)ethenyl]quinolin-8-ol