Task: Answer the MCQ question.
Question: Which compound exhibits a -5.075\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=C(CN1CCN(C(c2ccccc2)c2ccccc2)CC1)N1N=CCC1c1ccccc1
b) COc1ccc(OC)c(CCNC(=O)CN2C(=O)CC(C)(C)S(=O)(=O)c3ccccc32)c1
Answer: a. O=C(CN1CCN(C(c2ccccc2)c2ccccc2)CC1)N1N=CCC1c1ccccc1
{#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(CN1CCN(C(c2ccccc2)c2ccccc2)CC1)N1N=CCC1c1ccccc1
O=C(CN1CCN(C(c2ccccc2)c2ccccc2)CC1)N1N=CCC1c1ccccc1
2-(4-benzhydrylpiperazin-1-yl)-1-(3-phenyl-3,4-dihydropyrazol-2-yl)ethanone