Problem statement: Answer the multiple-choice question.
Question: Which compound has a -2.539\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CC1=C(C(=O)Nc2ccccc2)C(c2ccncc2)n2nnnc2N1
(b) Cc1cc(C)nc(-n2ncc3c2CCCC3=O)n1
Answer: a. CC1=C(C(=O)Nc2ccccc2)C(c2ccncc2)n2nnnc2N1
{#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#}
CC1=C(C(=O)Nc2ccccc2)C(c2ccncc2)n2nnnc2N1
CC1=C(C(=O)Nc2ccccc2)C(c2ccncc2)n2nnnc2N1
5-methyl-N-phenyl-7-pyridin-4-yl-4,7-dihydrotetrazolo[1,5-a]pyrimidine-6-carboxamide