Task: Answer the multiple choice question.
Question: Which drug exhibits a -49.292\% 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 additional words.
Options:
a CCOCCCn1c(=NC(=O)c2cccs2)c(C#N)cc2c(=O)n3ccccc3nc21
b CCCCNC(=O)CN1C(=O)NC(CCc2ccccc2)C1=O
Answer: a. CCOCCCn1c(=NC(=O)c2cccs2)c(C#N)cc2c(=O)n3ccccc3nc21
{#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#}
CCOCCCn1c(=NC(=O)c2cccs2)c(C#N)cc2c(=O)n3ccccc3nc21
CCOCCCn1c(=NC(=O)c2cccs2)c(C#N)cc2c(=O)n3ccccc3nc21
N-[5-cyano-7-(3-ethoxypropyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaen-6-ylidene]thiophene-2-carboxamide