Task: Answer the multiple-choice question.
Question: Which compound has a -6.129\% 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, or c without using any other words.
Options:
a) O=S(=O)(NCc1ccncc1)c1ccccc1
b) CC(C)[C@H](NC(=O)c1c(F)cccc1F)C(=O)N1CCN(c2ccc(F)cc2)CC1
c) CN1CCN(Cc2c(F)cccc2Cl)CC1
Answer: b. CC(C)[C@H](NC(=O)c1c(F)cccc1F)C(=O)N1CCN(c2ccc(F)cc2)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#}
CC(C)[C@H](NC(=O)c1c(F)cccc1F)C(=O)N1CCN(c2ccc(F)cc2)CC1
CC(C)[C@H](NC(=O)c1c(F)cccc1F)C(=O)N1CCN(c2ccc(F)cc2)CC1
2,6-difluoro-N-[(2S)-1-[4-(4-fluorophenyl)piperazin-1-yl]-3-methyl-1-oxobutan-2-yl]benzamide