Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 2.548\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] COc1cc(C=Nc2cccc(C)c2)c(O)c([N+](=O)[O-])c1
[b] Cc1ccc(OCC(=O)c2cc(C)c(C)cc2C)c([N+](=O)[O-])n1
[c] O=C(CNS(=O)(=O)c1ccccc1)OCC(=O)c1ccccc1Cl
[d] COc1cccc(CN2CCN(CC#Cc3ccccc3)CC2CCO)c1
Answer: d. COc1cccc(CN2CCN(CC#Cc3ccccc3)CC2CCO)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(CN2CCN(CC#Cc3ccccc3)CC2CCO)c1
COc1cccc(CN2CCN(CC#Cc3ccccc3)CC2CCO)c1
2-[1-[(3-methoxyphenyl)methyl]-4-(3-phenylprop-2-ynyl)piperazin-2-yl]ethanol