Task: Answer the multiple-choice question.
Question: Which drug exhibits a 13.204\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1ccc(-n2nnnc2/C=C\Nc2ccccc2C(=O)c2ccccc2)cc1
b Nc1nccnc1C(=O)N/N=C/c1ccco1
Answer: b. Nc1nccnc1C(=O)N/N=C/c1ccco1
{#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#}
Nc1nccnc1C(=O)N/N=C/c1ccco1
Nc1nccnc1C(=O)N/N=C/c1ccco1
3-amino-N-[(E)-furan-2-ylmethylideneamino]pyrazine-2-carboxamide