Task: Answer the multiple choice question.
Question: Which compound has a -7.528\% human ether-à-go-go related gene (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 additional words.
Options:
a CC(C)c1nc2ccccn2c1NC1CCCCC1
b O=C(c1sc2ccccc2c1Cl)N1CCN(c2ccccn2)CC1
c CC1=NN(c2ccc(C)cc2C)C(=O)C1C(c1ccccc1O)C1C(=O)N(c2ccc(C)cc2C)N=C1C
d Cc1cccc(N2CCN(Cc3cc(=O)n4ccsc4n3)CC2)c1C
e COc1ccc(S(=O)(=O)N2CCOCC2)cc1NC(=O)COc1ccccc1OC
Answer: b. O=C(c1sc2ccccc2c1Cl)N1CCN(c2ccccn2)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#}
O=C(c1sc2ccccc2c1Cl)N1CCN(c2ccccn2)CC1
O=C(c1sc2ccccc2c1Cl)N1CCN(c2ccccn2)CC1
(3-chloro-1-benzothiophen-2-yl)-(4-pyridin-2-ylpiperazin-1-yl)methanone