Task: Answer the multiple-choice question.
Question: Which compound has a 19.512\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) O=C(NCC(=O)N1CCOCC1)c1ccccc1
(b) CC(C)(CO)CNC(=O)CCc1nnc(Cc2ccc(-c3ccccc3)cc2)o1
(c) Cc1ccc2nc(NC(=O)CN3CCN(c4ccccn4)CC3)sc2c1
(d) Nc1[nH]n2c(=O)cc(-c3ccccc3)nc2c1N=Nc1ccc2c(c1)OCO2
(e) CCc1ccccc1NC(=O)CCc1c(C)nn(-c2ccc(N3CCOCC3)nn2)c1C
Answer: d. Nc1[nH]n2c(=O)cc(-c3ccccc3)nc2c1N=Nc1ccc2c(c1)OCO2
{#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#}
Nc1[nH]n2c(=O)cc(-c3ccccc3)nc2c1N=Nc1ccc2c(c1)OCO2
Nc1[nH]n2c(=O)cc(-c3ccccc3)nc2c1N=Nc1ccc2c(c1)OCO2
2-amino-3-(1,3-benzodioxol-5-yldiazenyl)-5-phenyl-1H-pyrazolo[1,5-a]pyrimidin-7-one