Task: Answer the MCQ question.
Question: Which drug exhibits a -43.327% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) COc1cc2c(cc1OC)C1(CCCC1)CNC2c1cccc([N+](=O)[O-])c1
b.) COc1cccc(OCc2nn[nH]n2)c1
c.) Cc1cccc(C(=O)NCc2nnc(SC(C)C(=O)Nc3nnc(C)s3)n2C)c1
d.) O=C1C(Cl)=C(N2CCCC2)C(=O)N1c1ccccc1F
Answer: a. COc1cc2c(cc1OC)C1(CCCC1)CNC2c1cccc([N+](=O)[O-])c1
{#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#}
COc1cc2c(cc1OC)C1(CCCC1)CNC2c1cccc([N+](=O)[O-])c1
COc1cc2c(cc1OC)C1(CCCC1)CNC2c1cccc([N+](=O)[O-])c1
6,7-dimethoxy-1-(3-nitrophenyl)spiro[2,3-dihydro-1H-isoquinoline-4,1'-cyclopentane]