Problem statement: Answer the MCQ question.
Query: Which compound has a -27.956\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) O=C(Cc1ccc([N+](=O)[O-])cc1)N1CCN(Cc2ccc3c(c2)OCO3)CC1
b) Cc1cc(Cl)c2oc(C(=O)N(C)Cc3cc(C)[nH]n3)c(C)c2c1
Answer: a. O=C(Cc1ccc([N+](=O)[O-])cc1)N1CCN(Cc2ccc3c(c2)OCO3)CC1
{#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#}
O=C(Cc1ccc([N+](=O)[O-])cc1)N1CCN(Cc2ccc3c(c2)OCO3)CC1
O=C(Cc1ccc([N+](=O)[O-])cc1)N1CCN(Cc2ccc3c(c2)OCO3)CC1
1-[4-(1,3-benzodioxol-5-ylmethyl)piperazin-1-yl]-2-(4-nitrophenyl)ethanone