Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 12.743\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCCCn1c(O)c(N=NC(=O)c2ccco2)c2ccccc21
b O=C(O)CCCC(=O)NNc1ncnc2ccccc12
Answer: b. O=C(O)CCCC(=O)NNc1ncnc2ccccc12
{#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=C(O)CCCC(=O)NNc1ncnc2ccccc12
O=C(O)CCCC(=O)NNc1ncnc2ccccc12
5-hydroxy-5-oxo-N'-quinazolin-4-ylpentanehydrazide