Task: Answer the multiple choice question.
Question: Which compound has a 9.755\% hERG inhibition at a concentration of 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=C1Nc2cc(S(=O)(=O)N3CCCC3)ccc2N2CCCC12
b: O=C(c1ccccc1)c1cc2c(cc1[N+](=O)[O-])OCCO2
c: CN(C1CC(C)(C)N(O)C(C)(C)C1)S(=O)(=O)CC12CCC(CC1=O)C2(C)C.Cl
d: COCCC(=O)N1CCC(Oc2ccc(C(=O)NCCC3=CCCCC3)cc2)CC1
e: COc1ccc(CNC(=O)CN(c2cc(C)cc(C)c2)S(=O)(=O)c2c(C)noc2C)cc1
Answer: b. O=C(c1ccccc1)c1cc2c(cc1[N+](=O)[O-])OCCO2
{#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(c1ccccc1)c1cc2c(cc1[N+](=O)[O-])OCCO2
O=C(c1ccccc1)c1cc2c(cc1[N+](=O)[O-])OCCO2
(6-nitro-2,3-dihydro-1,4-benzodioxin-7-yl)-phenylmethanone