Task: Answer the multiple-choice question.
Query: Which drug has a 18.593\% 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 other words.
Options:
(a) O=C(CN1CCN(S(=O)(=O)c2ccc(Br)cc2)CC1)Nc1ccc(F)cc1
(b) Cc1cc(=O)n2c(sc3ccccc32)c1C#N
(c) COc1ccccc1N1CCN(C(=O)CSc2nc3ncnc(N)c3[nH]2)CC1
(d) COc1cccc(NC(=O)CN(C)C(=O)CC2Sc3ccccc3NC2=O)c1
Answer: c. COc1ccccc1N1CCN(C(=O)CSc2nc3ncnc(N)c3[nH]2)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#}
COc1ccccc1N1CCN(C(=O)CSc2nc3ncnc(N)c3[nH]2)CC1
COc1ccccc1N1CCN(C(=O)CSc2nc3ncnc(N)c3[nH]2)CC1
2-[(6-amino-7H-purin-8-yl)sulfanyl]-1-[4-(2-methoxyphenyl)piperazin-1-yl]ethanone