Task: Answer the multiple-choice question.
Query: Which drug exhibits a -7.839% 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)Cc2ccc(Cl)cc2)cc1OC
b. CCOC(=O)Nc1ccc2c(c1)nc(CN1CCCCC1)n2C
c. COC(=O)CCCCC(=O)C1C(=O)CC(C)(C)C(C(=O)OC)C1=O
d. O=C(OCc1nnc(-c2ccc(Cl)cc2)o1)C12CC3CC(CC(O)(C3)C1)C2
Answer: b. CCOC(=O)Nc1ccc2c(c1)nc(CN1CCCCC1)n2C
{#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#}
CCOC(=O)Nc1ccc2c(c1)nc(CN1CCCCC1)n2C
CCOC(=O)Nc1ccc2c(c1)nc(CN1CCCCC1)n2C
ethyl N-[1-methyl-2-(piperidin-1-ylmethyl)benzimidazol-5-yl]carbamate