Task: Answer the MCQ question.
Question: Which drug exhibits a 3.045\% 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 or b without using any other words.
Options:
[a] O=C(Nc1ccc(OC(=O)N2CCCCC2)cc1)N1CCOCC1
[b] CCOC(=O)c1c(C)n(C)c2ccc(OCC(O)CN3CCN(C)CC3)cc12.Cl
Answer: a. O=C(Nc1ccc(OC(=O)N2CCCCC2)cc1)N1CCOCC1
{#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(Nc1ccc(OC(=O)N2CCCCC2)cc1)N1CCOCC1
O=C(Nc1ccc(OC(=O)N2CCCCC2)cc1)N1CCOCC1
[4-(morpholine-4-carbonylamino)phenyl] piperidine-1-carboxylate