Task: Answer the multiple-choice question.
Query: Which compound exhibits a 11.641\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CC(=O)c1c(C)nc(Nc2nc3ccccc3s2)nc1C
[b] O=C(c1cc2c(s1)CCC2)N1CCN(c2ccccc2)CC1
Answer: b. O=C(c1cc2c(s1)CCC2)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(c1cc2c(s1)CCC2)N1CCN(c2ccccc2)CC1
O=C(c1cc2c(s1)CCC2)N1CCN(c2ccccc2)CC1
5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl-(4-phenylpiperazin-1-yl)methanone