Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -2.500\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COc1ccc2nc(C)cc(SCC(=O)NNC(=O)COc3ccccc3)c2c1
b: Cc1cccc(Nc2nc(N)nc(CN3CCC(C)CC3)n2)c1C
Answer: b. Cc1cccc(Nc2nc(N)nc(CN3CCC(C)CC3)n2)c1C
{#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#}
Cc1cccc(Nc2nc(N)nc(CN3CCC(C)CC3)n2)c1C
Cc1cccc(Nc2nc(N)nc(CN3CCC(C)CC3)n2)c1C
2-N-(2,3-dimethylphenyl)-6-[(4-methylpiperidin-1-yl)methyl]-1,3,5-triazine-2,4-diamine