Task: Answer the MCQ question.
Query: Which drug exhibits a 5.180\% 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 CCn1c2ccccc2c2cc(NC(=O)c3ccc(Br)o3)ccc21
b C1CCc2c(nnc3c2-c2nonc2CC3)C1
c CC(=O)N1CCN(CC(=O)Nc2ccc(C)c(S(=O)(=O)N(C)C)c2)CC1
d CCc1ccc(OCC(=O)Nc2ccc3c(c2)OCCO3)cc1
e CCOc1ccc(CCNC(=O)c2cccc(C#N)c2)cc1OCC
Answer: b. C1CCc2c(nnc3c2-c2nonc2CC3)C1
{#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#}
C1CCc2c(nnc3c2-c2nonc2CC3)C1
C1CCc2c(nnc3c2-c2nonc2CC3)C1
4,5,8,9,10,11-hexahydro-[2,1,3]benzoxadiazolo[6,7-c]cinnoline