Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 1.111\% 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 other words.
Options:
a: Cl.O=C(CNCCO)N1CCc2ccccc21
b: CCOc1ccc(OCc2ccc(C(=O)N3CCc4ccccc4C3)o2)cc1
Answer: b. CCOc1ccc(OCc2ccc(C(=O)N3CCc4ccccc4C3)o2)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#}
CCOc1ccc(OCc2ccc(C(=O)N3CCc4ccccc4C3)o2)cc1
CCOc1ccc(OCc2ccc(C(=O)N3CCc4ccccc4C3)o2)cc1
[C][C][O][C][=C][C][=C][Branch2][Ring1][#C][O][C][C][=C][C][=C][Branch2][Ring1][Ring1][C][=Branch1][C][=O][N][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][Ring1][#Branch2][O][Ring1][P][C][=C][Ring2][Ring1][=Branch2]
3,4-dihydro-1H-isoquinolin-2-yl-[5-[(4-ethoxyphenoxy)methyl]furan-2-yl]methanone