Problem statement: Answer the multiple-choice question.
Question: Which drug has a 4.519\% 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) COc1ccc(CCNC(=O)Nc2cccs2)c(OC)c1
(b) CSc1nc(N)nc(SCC(=O)C(C)(C)C)c1C#N
(c) CN1C(=O)C(=Cc2cn(CC#N)c3ccccc23)C(=O)N(C)C1=O
(d) O=C(Nc1ccc([N+](=O)[O-])cc1)N1CCCCC1
Answer: b. CSc1nc(N)nc(SCC(=O)C(C)(C)C)c1C#N
{#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#}
CSc1nc(N)nc(SCC(=O)C(C)(C)C)c1C#N
CSc1nc(N)nc(SCC(=O)C(C)(C)C)c1C#N
2-amino-4-(3,3-dimethyl-2-oxobutyl)sulfanyl-6-methylsulfanylpyrimidine-5-carbonitrile