Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 2.054\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) Cc1cc(Cl)c(S(=O)(=O)N2CCN(c3ccccn3)CC2)cc1OCC(N)=O
b) CCCCc1nc(NCCN2CCOCC2)c(C#N)c2c1COC(C)(C)C2
c) COc1ccc(CNC(=S)N/N=C/c2ccncc2)cc1
Answer: b. CCCCc1nc(NCCN2CCOCC2)c(C#N)c2c1COC(C)(C)C2
{#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#}
CCCCc1nc(NCCN2CCOCC2)c(C#N)c2c1COC(C)(C)C2
CCCCc1nc(NCCN2CCOCC2)c(C#N)c2c1COC(C)(C)C2
8-butyl-3,3-dimethyl-6-(2-morpholin-4-ylethylamino)-1,4-dihydropyrano[3,4-c]pyridine-5-carbonitrile