Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 8.570\% 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 COc1ccc(N2CCN(CCCNC(=O)Cn3c(=O)c4cccn4c4cccnc43)CC2)cc1
b CCc1ccc(CNc2ccc3c(c2)ncn3C(C)(C)C)cc1
Answer: b. CCc1ccc(CNc2ccc3c(c2)ncn3C(C)(C)C)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#}
CCc1ccc(CNc2ccc3c(c2)ncn3C(C)(C)C)cc1
CCc1ccc(CNc2ccc3c(c2)ncn3C(C)(C)C)cc1
1-tert-butyl-N-[(4-ethylphenyl)methyl]benzimidazol-5-amine