Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 16.001\% 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: COC(=O)Cn1c(CN2CCN(C(=O)c3ccco3)CC2)nc2c1c(=O)n(C)c(=O)n2C
b: O=c1c2ccccc2nc2c3ccccc3ncn12
c: COc1cc2c(cc1OC)-c1nnc(-c3ccco3)n1C1(CCCC1)C2
Answer: b. O=c1c2ccccc2nc2c3ccccc3ncn12
{#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=c1c2ccccc2nc2c3ccccc3ncn12
O=c1c2ccccc2nc2c3ccccc3ncn12
quinazolino[4,3-b]quinazolin-8-one