Problem statement: Answer the MCQ question.
Question: Which drug has a 1.656\% 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: O=C(Nc1ccnn1C1CCN(CC(O)CO)CC1)C1CCCC1
b: O=[N+]([O-])c1cc([N+](=O)[O-])c(Oc2cc(F)cc(F)c2)cc1NN1CCCCC1
c: CCN1CCN(c2nc(Nc3ccc(OC)cc3)nc(N)c2[N+](=O)[O-])CC1
d: O=C(CSc1ncnc2sccc12)Nc1ccccc1F
e: COc1ccc(-c2nnn(CC(=O)Nc3ccc4c(c3)OCCO4)n2)cc1OC
Answer: d. O=C(CSc1ncnc2sccc12)Nc1ccccc1F
{#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(CSc1ncnc2sccc12)Nc1ccccc1F
O=C(CSc1ncnc2sccc12)Nc1ccccc1F
N-(2-fluorophenyl)-2-thieno[2,3-d]pyrimidin-4-ylsulfanylacetamide