Task: Answer the multiple choice question.
Question: Which drug has a -12.481% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) Nc1ccc(N(c2ccccc2)c2ccc(N)cc2)cc1
(b) CCc1c(C)c2ccc(O)c(CN3CCCC3)c2oc1=O
(c) O=C(Nc1nc2ccccc2s1)c1ccc(OCC2CCCO2)cc1
Answer: a. Nc1ccc(N(c2ccccc2)c2ccc(N)cc2)cc1
{#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#}
Nc1ccc(N(c2ccccc2)c2ccc(N)cc2)cc1
Nc1ccc(N(c2ccccc2)c2ccc(N)cc2)cc1
4-N-(4-aminophenyl)-4-N-phenylbenzene-1,4-diamine