Task: Answer the multiple-choice question.
Query: Which drug has a -18.947% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCc1nc(NCCN)c(C#N)c2c1CSC(C)(C)C2
b Cc1cccc(C)c1NC(=O)CN(C)C(=O)c1cc(S(=O)(=O)N2CCOCC2)ccc1N1CCCC1
Answer: a. 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_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
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