Task: Answer the multiple-choice question.
Question: Which compound exhibits a 11.848\% 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 other words.
Options:
a: NNC(=O)COc1cccc2cccnc12
b: Cc1cc(C)c(NC(=O)COc2ccccc2C(=O)Nc2ccc3c(c2)oc2ccccc23)c(C)c1
c: CCOC(=O)Nc1ccc(S(=O)(=O)N2CCOCC2)cc1
d: NC1=NC(=O)/C(=C/c2cn(Cc3ccccc3)c3ccccc23)S1
Answer: a. NNC(=O)COc1cccc2cccnc12
{#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#}
NNC(=O)COc1cccc2cccnc12
NNC(=O)COc1cccc2cccnc12
[N][N][C][=Branch1][C][=O][C][O][C][=C][C][=C][C][=C][C][=C][N][=C][Ring1][#Branch2][Ring1][=Branch1]
2-quinolin-8-yloxyacetohydrazide