Task: Answer the multiple-choice question.
Query: Which compound has a 1.562\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) COc1cccc(-n2nnnc2SCC(=O)Nc2ccccc2OC)c1
b.) O=C(Nc1ccc(N2CCCC2=O)cc1)c1cccc(F)c1
c.) Cn1c(=O)[nH]c(=O)c2c1nc(N1CCCCC1)n2CC(O)COc1ccc([N+](=O)[O-])cc1
d.) COc1ccc(C(=O)N2CCC(n3nccc3NC(=O)C3CC3)CC2)c(OC)c1OC
Answer: a. COc1cccc(-n2nnnc2SCC(=O)Nc2ccccc2OC)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#}
COc1cccc(-n2nnnc2SCC(=O)Nc2ccccc2OC)c1
COc1cccc(-n2nnnc2SCC(=O)Nc2ccccc2OC)c1
N-(2-methoxyphenyl)-2-[[4-(5-methoxyphenyl)tetrazol-5-yl]sulfanyl]acetamide