Problem statement: Answer the multiple-choice question.
Query: Which compound has a 2.199\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) O=C1OC(Nc2ccc(Cl)cn2)c2ccccc21
b) O=C(Nc1ccc(N2CCN(C(=O)c3ccccc3F)CC2)cc1)c1ncn[nH]1
c) Fc1ccc(-c2csc3ncnc(N4CCN(c5ccccc5)CC4)c23)cc1
Answer: a. O=C1OC(Nc2ccc(Cl)cn2)c2ccccc21
{#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=C1OC(Nc2ccc(Cl)cn2)c2ccccc21
O=C1OC(Nc2ccc(Cl)cn2)c2ccccc21
3-[(5-chloropyridin-2-yl)amino]-3H-2-benzofuran-1-one