Task: Answer the multiple choice question.
Query: Which compound exhibits a -54.655% 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 additional words.
Options:
(a) CN(C)S(=O)(=O)N1CCCN(S(=O)(=O)N(C)C)CC1
(b) CCCCn1c(SCc2nc3ccccc3s2)nc2ccccc2c1=O
(c) CN(C)CCOC(=O)C12CC3(C)CC(C)(CC(C)(C3)C1)C2.Cl
(d) CCCCCCN1C2=NCCN2c2ccccc21.Cl
Answer: b. CCCCn1c(SCc2nc3ccccc3s2)nc2ccccc2c1=O
{#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#}
CCCCn1c(SCc2nc3ccccc3s2)nc2ccccc2c1=O
CCCCn1c(SCc2nc3ccccc3s2)nc2ccccc2c1=O
2-(1,3-benzothiazol-2-ylmethylsulfanyl)-3-butylquinazolin-4-one