Problem statement: Answer the multiple choice question.
Question: Which drug has a 8.778\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: O=c1[nH]ncc2c3ccccc3n(Cc3ccc(F)cc3)c12
b: COc1ccc(C(=O)CC2SC(N)=NC2=O)cc1
c: C#CCOCCOCCOCCNc1nc(N2CCN(C(=O)Cn3cc(CCO)nn3)CC2)nc(N2CCN(C(=O)[C@H](C(C)C)n3cc(CCO)nn3)CC2)n1
Answer: a. O=c1[nH]ncc2c3ccccc3n(Cc3ccc(F)cc3)c12
{#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=c1[nH]ncc2c3ccccc3n(Cc3ccc(F)cc3)c12
O=c1[nH]ncc2c3ccccc3n(Cc3ccc(F)cc3)c12
5-[(4-fluorophenyl)methyl]-3H-pyridazino[4,5-b]indol-4-one