Task: Answer the multiple-choice question.
Query: Which compound exhibits a -21.943% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. O=C(Oc1c(CN2CCOCC2)cc(Cl)c2cccnc12)c1cccs1
b. CC(=O)C1=C(O)C(=O)N(c2ccc(Br)cn2)C1c1ccccc1[N+](=O)[O-]
c. CCOC(=O)C1CCN(C(=O)CCCCn2c(=O)[nH]c3ccccc3c2=O)CC1
d. CCOC(=O)CCC(=O)N1CCOCCOCCN(C(=O)CCC(=O)OCC)CCOCC1
e. CC1CCCN(CCCNC(=O)c2ccc(NC(=O)C3=CSCCO3)cc2)C1
Answer: a. O=C(Oc1c(CN2CCOCC2)cc(Cl)c2cccnc12)c1cccs1
{#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#}
O=C(Oc1c(CN2CCOCC2)cc(Cl)c2cccnc12)c1cccs1
O=C(Oc1c(CN2CCOCC2)cc(Cl)c2cccnc12)c1cccs1
[5-chloro-7-(morpholin-4-ylmethyl)quinolin-8-yl]thiophene-2-carboxylate