Task: Answer the multiple-choice question.
Question: Which drug exhibits a 6.244\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: CCCOc1ccc(Oc2nc(-c3ccncc3)nc3ccccc23)cc1
b: CC(C)(C)Nc1nc(NCc2cccnc2)nc(N2CCOCC2)n1
c: CSc1ccc(S(=O)(=O)NCCSC(C)(C)C)cc1
Answer: a. CCCOc1ccc(Oc2nc(-c3ccncc3)nc3ccccc23)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#}
CCCOc1ccc(Oc2nc(-c3ccncc3)nc3ccccc23)cc1
CCCOc1ccc(Oc2nc(-c3ccncc3)nc3ccccc23)cc1
[C][C][C][O][C][=C][C][=C][Branch2][Ring1][#Branch2][O][C][=N][C][Branch1][=Branch2][C][=C][C][=N][C][=C][Ring1][=Branch1][=N][C][=C][C][=C][C][=C][Ring1][S][Ring1][=Branch1][C][=C][Ring2][Ring1][#Branch1]
4-(4-propoxyphenoxy)-2-pyridin-4-ylquinazoline