Task: Answer the multiple-choice question.
Question: Which compound has a -3.151\% 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) COc1cccc(CN2CCN(Cc3cccc4c3OCO4)CC2CCO)c1
b) Nc1nnnn1/N=C/c1ccco1
c) c1cc2c(cc1Nc1nc(-c3ccc4c(c3)OCO4)cs1)OCCO2
d) CC1(C)CC(=O)C2=C(C1)Nc1ccccc1NC2c1cc(Cl)ccc1O
e) CCCCNC(=O)c1cn(-c2ccc(OCC)cc2)c(=O)c2cc(OC)c(OC)cc12
Answer: b. Nc1nnnn1/N=C/c1ccco1
{#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#}
Nc1nnnn1/N=C/c1ccco1
Nc1nnnn1/N=C/c1ccco1
1-[(E)-furan-2-ylmethylideneamino]tetrazol-5-amine