Task: Answer the multiple-choice question.
Query: Which drug has a 2.780\% 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) COc1ccc(C2CCCN2C(=O)Nc2ccc(C)c(C)c2)cc1OC
(b) O=C1C2CC=CCC2C(=O)N1c1ccc(NCCc2ccccc2F)c([N+](=O)[O-])c1
Answer: a. COc1ccc(C2CCCN2C(=O)Nc2ccc(C)c(C)c2)cc1OC
{#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#}
COc1ccc(C2CCCN2C(=O)Nc2ccc(C)c(C)c2)cc1OC
COc1ccc(C2CCCN2C(=O)Nc2ccc(C)c(C)c2)cc1OC
2-(3,4-dimethoxyphenyl)-N-(3,4-dimethylphenyl)pyrrolidine-1-carboxamide