Problem statement: Answer the multiple-choice question.
Question: Which compound has a 16.068\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1cccc(NC(=O)CSc2nnc(C)n2Cc2ccccc2)c1
b. CCCCc1ccc(C(=O)NC(C(=O)O)C(C)C)cc1
c. Cc1ccc2nsnc2c1N
d. COc1ccc(OCCNc2c([N+](=O)[O-])c(=O)oc3ccccc23)cc1
Answer: b. CCCCc1ccc(C(=O)NC(C(=O)O)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#}
2-[(4-butylbenzoyl)amino]-3-methylbutanoicacid