Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 12.848\% 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: O=C(NNc1ccccn1)C(=O)NNS(=O)(=O)c1ccc(Cl)cc1
b: Cc1cccc(C(=O)NCC2CCCO2)c1
c: CC1=CSC2=NC(=O)/C(=C\c3cccn3-c3ccc([N+](=O)[O-])cc3)C(=N)N12
d: CC(O)c1nc2ccccc2n1C1CCCCC1
Answer: a. O=C(NNc1ccccn1)C(=O)NNS(=O)(=O)c1ccc(Cl)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#}
O=C(NNc1ccccn1)C(=O)NNS(=O)(=O)c1ccc(Cl)cc1
O=C(NNc1ccccn1)C(=O)NNS(=O)(=O)c1ccc(Cl)cc1
[O][=C][Branch1][O][N][N][C][=C][C][=C][C][=N][Ring1][=Branch1][C][=Branch1][C][=O][N][N][S][=Branch1][C][=O][=Branch1][C][=O][C][=C][C][=C][Branch1][C][Cl][C][=C][Ring1][#Branch1]
1-N'-(4-chlorophenyl)sulfonyl-2-N'-pyridin-2-ylethanedihydrazide