Task: Answer the MCQ question.
Query: Which compound has a 1.607% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: O=C(Cn1nc(-c2ccccc2)ccc1=O)NCC1CCCO1
b: O=C(Nc1ccccc1)Nc1ccc(F)c([N+](=O)[O-])c1
c: O=C1CC(c2cccc(Oc3ccccc3)c2)NC(=O)N1
d: Cc1ccc(S(=O)(=O)N(CC(=O)NCCSc2ccccn2)c2cc(C)cc(C)c2)cc1
e: Cc1ccccc1OCC(=O)NCCC(=O)O
Answer: b. O=C(Nc1ccccc1)Nc1ccc(F)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_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(Nc1ccccc1)Nc1ccc(F)c([N+](=O)[O-])c1
O=C(Nc1ccccc1)Nc1ccc(F)c([N+](=O)[O-])c1
1-(4-fluoro-3-nitrophenyl)-3-phenylurea