Task: Answer the multiple choice question.
Question: Which compound has a 5.373\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CC(/C=C/c1ccc2c(c1)OCO2)=N/NC(=O)c1ccncc1
b. CC1CNCCN1S(=O)(=O)c1cccc2cnccc12.Cl
c. CN(CC(=O)N1CCc2ccccc21)S(=O)(=O)c1ccc(Cl)cc1
d. CCN(CC(=O)NCc1cccs1)C(=O)c1cc(S(=O)(=O)N2CCCCC2)ccc1Cl
Answer: b. CC1CNCCN1S(=O)(=O)c1cccc2cnccc12.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#}
CC1CNCCN1S(=O)(=O)c1cccc2cnccc12.Cl
CC1CNCCN1S(=O)(=O)c1cccc2cnccc12.Cl
5-(2-methylpiperazin-1-yl)sulfonylisoquinoline;hydrochloride