Task: Answer the MCQ question.
Query: Which drug has a 9.812\% 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 additional words.
Options:
a O=C(Nc1nccs1)c1ccc(N2CCOCC2)c([N+](=O)[O-])c1
b COc1ccccc1CNC(=O)C1CCN(C(=O)N(C)C)CC1
c Cc1ccc(S(=O)(=O)N2CCN(C(=O)c3cccs3)CC2)cc1C
d CCN1CCc2c(sc(NC(=O)c3ccc(S(=O)(=O)N4CCCCCC4)cc3)c2C(=O)NC)C1
Answer: a. O=C(Nc1nccs1)c1ccc(N2CCOCC2)c([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_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(Nc1nccs1)c1ccc(N2CCOCC2)c([N+](=O)[O-])c1
O=C(Nc1nccs1)c1ccc(N2CCOCC2)c([N+](=O)[O-])c1
4-morpholin-4-yl-3-nitro-N-(1,3-thiazol-2-yl)benzamide