Problem statement: Answer the multiple-choice question.
Query: Which compound has a 4.120\% 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.) Cc1ccccc1-n1c(SCC(=O)N(C)C2CCS(=O)(=O)C2)nc2ccccc2c1=O
b.) CCOC(=O)Nc1sc(=S)n(C)c1C
c.) COc1cccc(C2=NOC(C(=O)Nc3cccc(C(C)=O)c3)C2)c1OC
d.) CCc1ccccc1Nc1nc(N)nc(COC(=O)c2c(C)noc2C)n1
Answer: b. CCOC(=O)Nc1sc(=S)n(C)c1C
{#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#}
CCOC(=O)Nc1sc(=S)n(C)c1C
CCOC(=O)Nc1sc(=S)n(C)c1C
ethyl N-(3,4-dimethyl-2-sulfanylidene-1,3-thiazol-5-yl)carbamate