Task: Answer the multiple-choice question.
Question: Which compound has a -9.425\% 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. COCCn1c(SCC(=O)Nc2ccc(Cl)cn2)nc2ccccc21
b. COCCNC(=O)CSc1nnc2c(Cl)cc(Cl)cn12
c. Nc1nc(N)c(N=O)c(OCC2CCCCC2)n1
d. O=C1CCC(C(=O)NCCCn2ccnc2)N1
Answer: a. COCCn1c(SCC(=O)Nc2ccc(Cl)cn2)nc2ccccc21
{#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#}
COCCn1c(SCC(=O)Nc2ccc(Cl)cn2)nc2ccccc21
COCCn1c(SCC(=O)Nc2ccc(Cl)cn2)nc2ccccc21
N-(5-chloropyridin-2-yl)-2-[1-(2-methoxyethyl)benzimidazol-2-yl]sulfanylacetamide