Problem statement: Answer the multiple choice question.
Question: Which compound has a 22.268\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. COc1ccc(NC(=O)c2ccc(COc3ccccc3Br)o2)cc1OC
b. COc1ccc2c(c1)CCc1cc(C(=O)N3CCN(c4ccc(N5CCOCC5)nn4)CC3)sc1-2
c. COc1ccc(-c2nc3ncnn3cc2C)cc1F
Answer: a. COc1ccc(NC(=O)c2ccc(COc3ccccc3Br)o2)cc1OC
{#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#}
COc1ccc(NC(=O)c2ccc(COc3ccccc3Br)o2)cc1OC
COc1ccc(NC(=O)c2ccc(COc3ccccc3Br)o2)cc1OC
5-[(2-bromophenoxy)methyl]-N-(3,4-dimethoxyphenyl)furan-2-carboxamide