Task: Answer the multiple choice question.
Query: Which drug has a -21.332\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Fc1ccc(NC(=S)NC2CC3CCCC(C2)N3Cc2cccs2)cc1
b. COc1ccc(CNC(=O)CCCn2nc(C)c([N+](=O)[O-])c2C)cc1OC
Answer: a. Fc1ccc(NC(=S)NC2CC3CCCC(C2)N3Cc2cccs2)cc1
{#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#}
Fc1ccc(NC(=S)NC2CC3CCCC(C2)N3Cc2cccs2)cc1
Fc1ccc(NC(=S)NC2CC3CCCC(C2)N3Cc2cccs2)cc1
1-(4-fluorophenyl)-3-[9-(thiophen-2-ylmethyl)-9-azabicyclo[3.3.1]nonan-3-yl]thiourea