Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 6.387\% 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 other words.
Options:
(a) CCOC(=O)c1c2n(c3ccc(O)cc13)CCC2
(b) O=C(CCNS(=O)(=O)c1ccc(Cl)cc1)N1CCOCC1
(c) CCCCNC(=S)Nc1ccc2[nH]c(=O)[nH]c2c1
(d) COc1ccc(-n2ccn(CC(=O)Nc3ccc(OC)cc3OC)c(=O)c2=O)cc1
Answer: c. CCCCNC(=S)Nc1ccc2[nH]c(=O)[nH]c2c1
{#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#}
CCCCNC(=S)Nc1ccc2[nH]c(=O)[nH]c2c1
CCCCNC(=S)Nc1ccc2[nH]c(=O)[nH]c2c1
1-butyl-3-(2-oxo-1,3-dihydrobenzimidazol-5-yl)thiourea