Task: Answer the MCQ question.
Question: Which drug exhibits a -13.787% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] COc1ccc(CCNC(=O)CCNS(=O)(=O)c2cccc(Cl)c2)cc1OC
[b] CSc1nc2c(cc1C#N)C(=O)CC(C)(C)C2
[c] Cc1cc(C)c(C#N)c(SCSCc2ccccc2)n1
[d] Cc1cc(C)c(S(=O)(=O)N(C2=NCCS2)S(=O)(=O)c2c(C)cc(C)cc2C)c(C)c1
Answer: b. CSc1nc2c(cc1C#N)C(=O)CC(C)(C)C2
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CSc1nc2c(cc1C#N)C(=O)CC(C)(C)C2
CSc1nc2c(cc1C#N)C(=O)CC(C)(C)C2
7,7-dimethyl-2-methylsulfanyl-5-oxo-6,8-dihydroquinoline-3-carbonitrile