Task: Answer the multiple choice question.
Question: Which compound has a 5.293\% 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. CN1C(=S)SC(N(O)C=C2C=CC(=O)C=C2)C1(C)C
b. CCCCNC(=S)Nc1ccc(Oc2ccccc2)cc1
c. COc1ccccc1N1CCN(C(=O)CCc2nnc3ccc(N4CCOCC4)nn23)CC1
d. O=C(O)c1ccccc1-c1ccccc1C(=O)Nc1ccc2c(c1)[nH]c(=O)c1ccccc12
Answer: b. CCCCNC(=S)Nc1ccc(Oc2ccccc2)cc1
{#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#}
CCCCNC(=S)Nc1ccc(Oc2ccccc2)cc1
CCCCNC(=S)Nc1ccc(Oc2ccccc2)cc1
1-butyl-3-(4-phenoxyphenyl)thiourea