Problem statement: Answer the multiple choice question.
Question: Which compound has a 5.186\% 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 additional words.
Options:
a. COc1ccc2nc(N3CCCC3)c(C#N)cc2c1
b. Cc1nc2cc(NC(=O)Nc3nccs3)ccc2n1C
Answer: a. COc1ccc2nc(N3CCCC3)c(C#N)cc2c1
{#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#}
COc1ccc2nc(N3CCCC3)c(C#N)cc2c1
COc1ccc2nc(N3CCCC3)c(C#N)cc2c1
[C][O][C][=C][C][=C][N][=C][Branch1][Branch2][N][C][C][C][C][Ring1][Branch1][C][Branch1][Ring1][C][#N][=C][C][Ring1][=N][=C][Ring1][P]
6-methoxy-2-pyrrolidin-1-ylquinoline-3-carbonitrile