Task: Answer the multiple-choice question.
Query: Which drug has a 13.481\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a) O=C(Oc1ccc(Cl)c2cccnc12)c1cccc([N+](=O)[O-])c1
b) CCN(CC)c1ccc(C(=O)OCC(=O)N2CCN(c3ccccc3)CC2)cc1
c) CC1CCCN(C(=O)COC(=O)Cc2ccc(Cl)cc2)C1
d) O=C(O)c1ccc(N2C(=O)c3cccc4c(C(=O)O)ccc(c34)C2=O)cc1
e) CCCCc1c(O)nc(SCC(=O)N2CCOCC2)[nH]c1=O
Answer: b. CCN(CC)c1ccc(C(=O)OCC(=O)N2CCN(c3ccccc3)CC2)cc1
{#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#}
[2-oxo-2-(4-phenylpiperazin-1-yl)ethyl] 4-(diethylamino)benzoate