Problem statement: Answer the MCQ question.
Question: Which compound has a 1.888\% 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, d, or e without using any additional words.
Options:
a: COc1ccc(OC)c(-c2nc(CN3CCCCC3c3cccnc3)c(C)o2)c1
b: CCOC(=O)c1ccc(CC2S/C(=C(\C#N)C(C)=O)NC2=O)cc1
c: O=C(NCc1cccnc1)C1CCCN(S(=O)(=O)c2ccc(Cl)cc2)C1
d: CCC(=O)Nc1ccc2nc(C)n(CC(=O)Nc3ccccc3)c(=O)c2c1
e: COC(=O)c1cc(-c2c(C)oc3cc(OC)ccc3c2=O)c(C)o1
Answer: b. CCOC(=O)c1ccc(CC2S/C(=C(\C#N)C(C)=O)NC2=O)cc1
{#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)c1ccc(CC2S/C(=C(\C#N)C(C)=O)NC2=O)cc1
CCOC(=O)c1ccc(CC2S/C(=C(\C#N)C(C)=O)NC2=O)cc1
[C][C][O][C][=Branch1][C][=O][C][=C][C][=C][Branch2][Ring1][=Branch1][C][C][S][/C][=Branch1][O][=C][Branch1][Ring1][\C][#N][C][Branch1][C][C][=O][N][C][Ring1][O][=O][C][=C][Ring2][Ring1][Ring1]
ethyl 4-[[(2E)-2-(1-cyano-2-oxopropylidene)-4-oxo-1,3-thiazolidin-5-yl]methyl]benzoate