Problem statement: Answer the multiple choice question.
Query: Which compound has a 2.688\% 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.) COC(=O)c1cc(Cl)c(NC(=O)Cc2ccccc2)cc1OC
b.) O=C(c1ccc([N+](=O)[O-])cc1)n1nc(-c2ccccc2)nc1NCc1ccccc1
c.) COc1cccc(OCC(=O)Nc2ccccc2-c2ccccc2)c1
d.) COc1ccccc1C(O)(C(=O)NN(C)c1ccccc1)c1ccccc1OC
Answer: b. O=C(c1ccc([N+](=O)[O-])cc1)n1nc(-c2ccccc2)nc1NCc1ccccc1
{#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(c1ccc([N+](=O)[O-])cc1)n1nc(-c2ccccc2)nc1NCc1ccccc1
O=C(c1ccc([N+](=O)[O-])cc1)n1nc(-c2ccccc2)nc1NCc1ccccc1
[5-(benzylamino)-3-phenyl-1,2,4-triazol-1-yl]-(4-nitrophenyl)methanone