Task: Answer the multiple choice question.
Question: Which compound has a 20.027\% 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) COc1cc(C2SCC(=O)N2CCN2CCCCC2)ccc1O.Cl
(b) CCC(Sc1nnc2c3ccccc3n(CC)c2n1)C(=O)Nc1sc2c(c1C#N)CCCC2
Answer: a. COc1cc(C2SCC(=O)N2CCN2CCCCC2)ccc1O.Cl
{#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#}
COc1cc(C2SCC(=O)N2CCN2CCCCC2)ccc1O.Cl
COc1cc(C2SCC(=O)N2CCN2CCCCC2)ccc1O.Cl
2-(4-hydroxy-3-methoxyphenyl)-3-(2-piperidin-1-ylethyl)-1,3-thiazolidin-4-one;hydrochloride