Task: Answer the multiple-choice question.
Question: Which compound has a -19.822\% 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, b, c, or d without using any additional words.
Options:
(a) CC(C)(C)c1nc(NCC2CCCO2)c2nnn(Cc3ccccc3)c2n1
(b) CC(O)CCC(=O)NNC1CC(=O)N(c2ccccc2)C1=O
(c) CCS(=O)(=O)NCCc1cc2ccc(C)cc2[nH]c1=O
(d) Cc1c(O)nc2sc3ccccc3n2c1=O
Answer: c. CCS(=O)(=O)NCCc1cc2ccc(C)cc2[nH]c1=O
{#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#}
CCS(=O)(=O)NCCc1cc2ccc(C)cc2[nH]c1=O
CCS(=O)(=O)NCCc1cc2ccc(C)cc2[nH]c1=O
N-[2-(7-methyl-2-oxo-1H-quinolin-3-yl)ethyl]ethanesulfonamide