Task: Answer the multiple-choice question.
Query: Which drug exhibits a 9.722\% 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: COC(=O)c1c(NC(=O)COC(=O)c2ccc(NC(=O)CC#N)cc2)sc2c1CCCCC2
b: CCCc1cc(C(=O)Nc2ccc(Cl)cn2)cs1
Answer: b. CCCc1cc(C(=O)Nc2ccc(Cl)cn2)cs1
{#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#}
CCCc1cc(C(=O)Nc2ccc(Cl)cn2)cs1
CCCc1cc(C(=O)Nc2ccc(Cl)cn2)cs1
N-(5-chloropyridin-2-yl)-5-propylthiophene-3-carboxamide