Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -0.619\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] NS(=O)(=O)c1ccc(CNC(=O)c2cc(-c3cccnc3)nc3ccccc23)cc1
[b] CN1CCn2c1nc(N1CCCCC1)nc2=O
[c] COc1ccc(C(=O)Nc2cc(C(C)=O)c(C)oc2=O)cc1
[d] COc1ccc(C(=O)N2N=C3CC(C)(C)OCC3C2c2ccccc2)cc1
Answer: b. CN1CCn2c1nc(N1CCCCC1)nc2=O
{#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#}
CN1CCn2c1nc(N1CCCCC1)nc2=O
CN1CCn2c1nc(N1CCCCC1)nc2=O
[C][N][C][C][N][C][Ring1][Branch1][=N][C][Branch1][=Branch2][N][C][C][C][C][C][Ring1][=Branch1][=N][C][Ring1][N][=O]
8-methyl-2-piperidin-1-yl-6,7-dihydroimidazo[1,2-a][1,3,5]triazin-4-one