Task: Answer the multiple-choice question.
Question: Which drug exhibits a 18.614\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=C(CN1CCOCC1)NCc1ccccc1Cl
b COc1ccc2c(c1)c(CC[NH3+])c(C)n2Cc1ccccc1.[Cl-]
c COc1ccc(C2=NOC(CNC(N)=S)C2)cc1
Answer: a. O=C(CN1CCOCC1)NCc1ccccc1Cl
{#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#}
O=C(CN1CCOCC1)NCc1ccccc1Cl
O=C(CN1CCOCC1)NCc1ccccc1Cl
N-[(2-chlorophenyl)methyl]-2-morpholin-4-ylacetamide