Task: Answer the multiple-choice question.
Query: Which compound exhibits a 6.830\% 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.) O=C(c1ccccc1)N1CCC2(CC1)OCCO2
b.) CCc1nc(NCCN)c(C#N)c2c1CSC(C)(C)C2
c.) Cc1cccn2c(=O)c(/C=C3\SC(=S)NC3=O)c(NCCCN3CCOCC3)nc12
d.) Cc1ccc(Cn2c(=O)c3c(ncn3C)n(C)c2=O)cc1
Answer: b. CCc1nc(NCCN)c(C#N)c2c1CSC(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#}
CCc1nc(NCCN)c(C#N)c2c1CSC(C)(C)C2
CCc1nc(NCCN)c(C#N)c2c1CSC(C)(C)C2
6-(2-aminoethylamino)-8-ethyl-3,3-dimethyl-1,4-dihydrothiopyrano[3,4-c]pyridine-5-carbonitrile