Task: Answer the multiple-choice question.
Question: Which drug has a 2.196\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCn1c(SCC(=O)Nc2cc(C)on2)nnc1-c1cccnc1
b. O=C1C2C(C(=O)N1c1ccc3c(c1)OCO3)C1C=CC2C12CC2
Answer: a. CCn1c(SCC(=O)Nc2cc(C)on2)nnc1-c1cccnc1
{#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#}
CCn1c(SCC(=O)Nc2cc(C)on2)nnc1-c1cccnc1
CCn1c(SCC(=O)Nc2cc(C)on2)nnc1-c1cccnc1
2-[(4-ethyl-5-pyridin-3-yl-1,2,4-triazol-3-yl)sulfanyl]-N-(5-methyl-1,2-oxazol-3-yl)acetamide