Task: Answer the MCQ question.
Question: Which drug has a -5.823\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCN1CCC2(CC1)C(C#N)=C(N)Oc1c2sc2nc(C)cc(C)c12
[b] CCOc1ccc(C(=O)Oc2ccc(NC(C)=O)cc2)cc1
Answer: a. CCN1CCC2(CC1)C(C#N)=C(N)Oc1c2sc2nc(C)cc(C)c12
{#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#}
CCN1CCC2(CC1)C(C#N)=C(N)Oc1c2sc2nc(C)cc(C)c12
CCN1CCC2(CC1)C(C#N)=C(N)Oc1c2sc2nc(C)cc(C)c12
4-amino-1'-ethyl-11,13-dimethylspiro[3-oxa-8-thia-10-azatricyclo[7.4.0.02,7]trideca-1(9),2(7),4,10,12-pentaene-6,4'-piperidine]-5-carbonitrile