Task: Answer the multiple choice question.
Question: Which compound exhibits a 11.635\% 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) Brc1ccc(-c2ccc(C3Nc4cccc5cccc(c45)N3)o2)cc1
b) CN1CCN(c2ccc(C(N)=O)cc2N)CC1
Answer: b. CN1CCN(c2ccc(C(N)=O)cc2N)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#}
CN1CCN(c2ccc(C(N)=O)cc2N)CC1
CN1CCN(c2ccc(C(N)=O)cc2N)CC1
3-amino-4-(4-methylpiperazin-1-yl)benzamide