Task: Answer the MCQ question.
Query: Which drug has a 18.528\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CNc1ccc(/C=C(\C#N)c2ccccn2)cc1[N+](=O)[O-]
b. O=C(O)/C(=C\c1ccc(Br)cc1)NC(=O)c1cccs1
c. CC(C)(C)NC(=O)NC12CC3CC(CC(C3)C1)C2
d. COC(=O)c1ccc(CSCC(=O)Nc2cc(OC)cc(OC)c2)o1
e. COc1ccccc1C1c2ccc3ccccc3c2Oc2ncn(CCN(C)C)c(=N)c21
Answer: a. CNc1ccc(/C=C(\C#N)c2ccccn2)cc1[N+](=O)[O-]
{#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#}
CNc1ccc(/C=C(\C#N)c2ccccn2)cc1[N+](=O)[O-]
CNc1ccc(/C=C(\C#N)c2ccccn2)cc1[N+](=O)[O-]
(Z)-3-[4-(methylamino)-3-nitrophenyl]-2-pyridin-2-ylprop-2-enenitrile