Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 15.948\% 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: CCOc1ccc(CNC(=O)Cn2ccc3cc(S(=O)(=O)N4CCCCCC4)ccc32)cc1
b: Cc1ccc2oc(Nc3nc(C)c(C)c(C)n3)nc2c1
c: CNc1ccc(SC#N)cc1.Cl
d: CCCCC(=O)c1ccc(O)cc1
e: O=C(CSCCO)Nc1cccc2ccccc12
Answer: b. Cc1ccc2oc(Nc3nc(C)c(C)c(C)n3)nc2c1
{#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#}
Cc1ccc2oc(Nc3nc(C)c(C)c(C)n3)nc2c1
Cc1ccc2oc(Nc3nc(C)c(C)c(C)n3)nc2c1
5-methyl-N-(4,5,6-trimethylpyrimidin-2-yl)-1,3-benzoxazol-2-amine