Task: Answer the multiple-choice question.
Question: Which compound has a 19.475\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) O=C(c1ccc2c(c1)CCN2S(=O)(=O)c1ccccc1)N1CCN(c2ccccc2)CC1
b) COc1ccc(CCNC(=O)C2CCN(C(=O)c3ccc(C(C)(C)C)cc3)CC2)cc1
c) CC(=O)Nc1ccc(SCC(=O)Nc2cc(C(C)(C)C)nn2-c2ccccc2)cc1
d) COc1cc(-c2cc(-c3ccc(O)cc3)nc(N)c2C#N)ccc1O
Answer: a. O=C(c1ccc2c(c1)CCN2S(=O)(=O)c1ccccc1)N1CCN(c2ccccc2)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(c1ccc2c(c1)CCN2S(=O)(=O)c1ccccc1)N1CCN(c2ccccc2)CC1
O=C(c1ccc2c(c1)CCN2S(=O)(=O)c1ccccc1)N1CCN(c2ccccc2)CC1
[1-(benzenesulfonyl)-2,3-dihydroindol-5-yl]-(4-phenylpiperazin-1-yl)methanone